Calculators
Every Speedy Calculator tool in one place: free, instant calculators with clear formulas, worked examples and sources. Pick a category or search for any calculation.
Chemistry calculators
109 calculatorsMoles, molarity, solutions, pH, reactions, gas laws, thermodynamics and electrochemistry with worked examples.
- Atom Calculator
- Atomic Mass Calculator
- Average Atomic Mass Calculator
- Bond Order Calculator
- Chemical Name Calculator
- Effective Nuclear Charge Calculator
- Electron Configuration Calculator
- Electron Configuration Quiz
- Electronegativity Calculator
- Mass Concentration to Molar Concentration Calculator
- Molar Mass Calculator
- Percent Composition Calculator
- Percent Ionic Character Calculator
- pKa Calculator
- Molecular Weight Calculator
- Molar Mass of Gas Calculator
- Empirical Formula Calculator
- Avogadro’s Number Calculator
- Moles to Atoms Calculator
- Mole Calculator
- AFR Calculator (Air-Fuel Ratio)
- Atom Economy Calculator
- Grams to Moles Calculator
- Hydrogen Ion Concentration Calculator
- Molality Calculator
- Molarity Calculator
- Mole Fraction Calculator
- Normality Calculator
- PPM to Molarity Calculator
- Residence Time Calculator
- Activity Coefficient Calculator
- Alligation Calculator
- Bleach Dilution Calculator
- Buffer Capacity Calculator
- Buffer pH Calculator
- Solution Concentration Calculator
- Dilution Factor Calculator
- Henderson–Hasselbalch Calculator
- Mass Percent Calculator
- Mixing Ratio Calculator
- Neutralization Calculator
- Percentage Concentration to Molarity Calculator
- Percent Solution Calculator (w/v, w/w, v/v)
- pH Calculator
- Raoult’s Law Calculator
- Reconstitution Calculator
- Saponification Value Calculator
- Serial Dilution Calculator
- Solution Dilution Calculator (C₁V₁ = C₂V₂)
- TDS Calculator (Total Dissolved Solids)
- Titration Calculator
- Water Hardness Calculator
- Activation Energy Calculator
- Actual Yield Calculator
- Arrhenius Equation Calculator
- Chemical Equation Balancer
- Equilibrium Constant Calculator
- Kp Calculator (Kc to Kp Conversion)
- Molar Ratio Calculator (Mole Ratio)
- Net Ionic Equation Calculator
- Percent Yield Calculator
- Rate Constant Calculator
- Reaction Quotient Calculator
- Theoretical Yield Calculator (Limiting Reagent)
- Boiling Point Calculator (Clausius–Clapeyron)
- Boiling Point at Altitude Calculator
- Boiling Point Elevation Calculator
- Entropy Calculator
- Freezing Point Depression Calculator
- Gibbs Free Energy Calculator
- Phase Rule Calculator (Gibbs Phase Rule)
- Heat of Combustion Calculator
- Q10 Calculator (Temperature Coefficient)
- STP Calculator (Standard Temperature and Pressure)
- Vapor Pressure Calculator
- Vapour Pressure of Water Calculator
- Cell EMF Calculator (Electromotive Force)
- Electrolysis Calculator (Faraday’s Laws of Electrolysis)
- Ionic Strength Calculator
- Lattice Energy Calculator (Born–Landé and Kapustinskii)
- Nernst Equation Calculator
- Diffusion Coefficient Calculator (Stokes–Einstein)
- Rate of Effusion Calculator (Graham’s Law)
- Half-Life Calculator
- Radioactive Decay Calculator
- Langmuir Isotherm Calculator
- Osmotic Pressure Calculator
- Partial Pressure Calculator
- Two-Photon Absorption Calculator
- Young–Laplace Equation Calculator (Capillary Pressure)
- Carbon Dating Calculator (Radiocarbon Age)
- Chemical Oxygen Demand Calculator (COD)
- Crude Protein Calculator (Kjeldahl Nitrogen)
- Liquid Ethylene Density Calculator
- Combustion Analysis Calculator
- Combustion Reaction Calculator
- Degree of Unsaturation Calculator
- Double Bond Equivalent Calculator (DBE)
- Calibration Curve Calculator
- Enzyme Activity Calculator
- Isoelectric Point Calculator
- Michaelis-Menten Equation Calculator
- Protein Solubility Calculator
- Resuspension Calculator (Oligo & Primer)
- Beer-Lambert Law Calculator
- Cubic Unit Cell Calculator (SC, BCC, FCC)
- Detention Time Calculator
- Hydraulic Retention Time Calculator (HRT)
- Miller Indices Calculator
Construction calculators
145 calculatorsEstimate concrete, lumber, paint, tiles, roofing and other materials before you buy.
- Board Foot Calculator
- Cubic Yard Calculator
- Gallons per Square Foot Calculator
- Size to Weight Calculator (Rectangular Box)
- Square Feet to Cubic Yards Calculator
- Square Footage Calculator
- Square Yards Calculator
- Gravel Calculator
- Landscape Rock Calculator
- Limestone Calculator
- River Rock Calculator
- Rock Calculator
- Sand Calculator
- Tonnage Calculator
- Crushed Stone Calculator
- Road Base Calculator
- Paver Sand Calculator
- Mulch Calculator
- Gravel Driveway Calculator
- Metal Weight Calculator
- Steel Weight Calculator
- Aluminum Weight Calculator
- Plate Weight Calculator
- Steel Plate Weight Calculator
- Glass Weight Calculator
- Stone Weight Calculator
- Concrete Weight Calculator
- Pipe Weight Calculator
- Log Weight Calculator
- Baluster Calculator
- Spindle Spacing Calculator
- Board and Batten Calculator
- Brick Calculator
- Decking Calculator
- DIY Shed Cost Calculator
- Drywall Calculator
- Fire Glass Calculator
- Framing Calculator
- French Drain Calculator
- Lumber Calculator
- Rebar Calculator
- Retaining Wall Calculator
- Rip Rap Calculator
- Rolling Offset Calculator
- SAG Calculator (Sagitta)
- Sealant Calculator
- Sonotube Calculator
- Spiral Staircase Calculator
- Tile Calculator
- Vinyl Fence Calculator
- Vinyl Siding Calculator
- Wall Square Footage Calculator
- Concrete Calculator
- Cement Calculator
- Concrete Block Calculator
- Concrete Block Fill Calculator
- Concrete Column Calculator
- Concrete Stairs Calculator
- Concrete Tube Calculator
- Tile Grout Calculator
- Hole Volume Calculator
- Mortar Calculator
- Thinset Calculator
- Fence Post Concrete Calculator
- Concrete Driveway Cost Calculator
- Asphalt Calculator
- AC Tonnage Calculator
- Air Changes per Hour Calculator
- Air Conditioner BTU Calculator
- Arch Calculator
- Boiler Size Calculator
- Carpet Calculator
- Chicken Coop Size Calculator
- Clearance Hole Calculator
- Deck Stain Calculator
- Epoxy Calculator
- Fence Calculator
- Rectangle Fence Perimeter Calculator
- Fence Post Depth Calculator
- Floor Area Ratio Calculator
- Flooring Calculator
- Furnace Size Calculator
- Heat Loss Calculator
- Hoop House Calculator
- Ladder Angle Calculator
- Paint Calculator
- Paver Calculator
- Plywood Calculator
- Ramp Calculator
- Shiplap Calculator
- Siding Calculator
- Stair Carpet Calculator
- Stair Calculator
- Wainscoting Calculator
- Wallpaper Calculator
- Birdsmouth Cut Calculator
- Gambrel Roof Calculator
- Metal Roof Cost Calculator
- Rafter Length Calculator
- Roofing Calculator
- Roof Pitch Calculator
- Roof Shingle Calculator
- Roof Truss Calculator
- Snow Load Calculator
- Fire Flow Calculator
- Gallons Per Minute Calculator (GPM)
- Liters per Minute Calculator
- Pipe Volume Calculator
- Pond Calculator
- Pool Volume Calculator (Gallons and Litres)
- Round Pool Volume Calculator
- Tank Volume Calculator
- Beam Deflection Calculator
- Beam Load Calculator
- Bending Stress Calculator
- Bolt Torque Calculator
- Box Fill Calculator
- Carbon Equivalent Calculator
- CFM Calculator
- Door Header Size Calculator
- Fence Stain Calculator
- Floor Joist Calculator
- Insulation Calculator
- Junction Box Sizing Calculator
- K-Factor Calculator
- Material Removal Rate Calculator
- Pitch Diameter Calculator
- Punch Force Calculator
- Rivet Size Calculator
- Spindle Speed Calculator
- Taper Calculator
- Thread Calculator
- Thread Pitch Calculator
- True Position Calculator
- Welding Calculator
- Wood Beam Span Calculator
- Angle Cut Calculator
- Angle of Depression Calculator
- Bolt Circle Calculator
- Bowl Segment Calculator
- Countersink Depth Calculator
- Elevation Grade Calculator
- Miter Angle Calculator
- Round Pen Calculator
- Vertical Curve Calculator
Conversion calculators
317 calculatorsExact unit conversions for length, weight, volume, temperature, speed, data and more.
- Length Converter
- Weight Converter
- Area Converter
- Volume Converter
- Temperature Converter
- Speed Converter
- Pressure Converter
- Energy Converter
- Power Converter
- Time Unit Converter
- Data Storage Converter (Bytes, KB, MB, GB, TB)
- Mbps Calculator (Data Transfer Rate Converter)
- Angle Converter
- Force Converter
- Torque Converter (Newton Meter Calculator)
- Frequency Converter
- Density Converter
- Acceleration Converter
- Flow Rate Converter (L/min, GPM, CFM)
- Lux to Foot-Candles Converter
- Astronomical Unit Converter (AU)
- Light Year Converter
- Capacitance Converter
- Paper Quantity Converter (Sheets, Reams, Quires)
- Quantity Converter (Dozen, Gross, Score)
- PPM Calculator (Percent, Per Mille, PPM, PPB)
- CPS Calculator (Cycles per Second)
- Feet Converter
- Inch Converter
- Meter Converter
- Mile Converter
- Yard Converter
- Kilometer Converter
- Centimeter Converter
- Millimeter Converter
- Decimeter Converter
- Nanometer Converter
- Micrometer (Micron) Converter
- Mil (Thou) Converter
- Seconds Converter
- Minute Converter
- Hour Converter
- Day Converter
- Milliseconds Converter
- Pascal Converter
- PSI Converter
- kPa Converter
- MPa Converter
- Atmosphere (atm) Converter
- Barometric Pressure Converter
- Square Feet Converter
- Square Meter Converter
- Square Yard Converter
- Celsius Converter
- Fahrenheit Converter
- Kelvin Converter
- Imperial Length Calculator
- Gallon Calculator
- Metric Converter (SI Prefixes)
- Radiation Unit Converter (Gy, Sv, rad, rem)
- Number Scale Converter (Lakh, Crore, Million, Billion)
- Tablespoons to Grams Converter (by Ingredient)
- Teaspoons to Grams Converter (by Ingredient)
- Grams to Teaspoons by Ingredient
- mg to Teaspoons Converter (by Ingredient)
- mg to Tablespoons Converter (by Ingredient)
- Grams to mL Converter (by Ingredient)
- Grams to Fluid Ounces Converter (by Ingredient)
- Grams to Liters Converter (by Substance)
- kg to Liters Converter (by Substance)
- kg to mL Converter (by Substance)
- mL to kg Converter (by Substance)
- mL to Pounds Converter (by Substance)
- cc to Grams Converter (by Substance)
- Liters to Pounds Converter (by Substance)
- Pints to Pounds Converter (by Substance)
- Quarts to Pounds Converter (by Ingredient)
- Fluid Ounces to Pounds Converter (by Substance)
- Gallons to Pounds Converter (by Liquid)
- kg to Gallons Converter (by Liquid)
- Gallons to Grams Converter (by Liquid)
- Gallons to kg Converter (by Liquid)
- Gallons to Tons Converter (by Liquid)
- Cubic Yards to Tons Converter (by Material)
- Cubic Meters to Tons Converter (by Material)
- Cubic Feet to Pounds Converter (by Material)
- mg to mL Calculator (Concentration)
- mcg to mL Calculator (Concentration)
- Pennies to Dollars Calculator
- Nickels to Dollars Calculator
- Dimes to Dollars Calculator
- Quarters to Dollars Calculator
- Cents to Dollars Calculator
- Cents to Euros Calculator
- Price per Liter to Price per Gallon Converter
- cm to Inches Converter
- Inches to cm Converter
- Feet to Meters Converter
- Meters to Feet Converter
- km to Miles Converter
- Miles to km Converter
- Feet to Inches Converter
- Decimeter to Meter Converter
- cm to km Converter
- cm to m Converter
- cm to mm Converter
- Feet to Miles Converter
- Feet to Yards Converter
- Feet to Centimeters Converter
- Inches to Yards Converter
- Inches to Meters Converter
- Kilometer to Meter Converter
- km to Feet Converter
- Meters to Miles Converter
- Micron to Mil Converter
- Mil to Inch Converter
- Mil to mm Converter
- mm to Feet Converter
- mm to Inches Converter
- mm to km Converter
- mm to m Converter
- Nanometers to Meters Converter
- Yards to Meters Converter
- Yards to Miles Converter
- Angstrom to nm Converter
- Acres to Square Miles Converter
- Acre to Are Converter
- Ares to Cents Converter
- Ares to Hectares Converter
- Square Kilometers to Acres Converter
- Square Yards to Acres Converter
- Acres to Hectares Converter
- Acres to Square Feet Converter
- Hectares to Acres Converter
- Square cm to Square mm Converter
- Square Feet to Acres Converter
- Square Inches to Square Feet Converter
- Square Meters to Square Feet Converter
- Square Miles to Square km Converter
- Cent to Square Meter Converter
- Gaj to Square Yard Converter
- mL to oz Converter (Fluid Ounces)
- Liters to Gallons Converter
- CCF to Gallons Converter
- Drops to mL Converter
- Ounces to Cups Converter
- Liters to Centiliters Converter
- mL to Cups Converter
- cc to Liter Converter
- cc to mL Converter
- cc to oz Converter
- Cubic Feet to Cubic Meters Converter
- Cubic Feet to Gallons Converter
- Cubic Inches to Gallons Converter
- Cups to Gallons Converter
- Cups to Fluid Ounces Converter
- Cups to Pints Converter
- Cups to Quarts Converter
- Gallons to Cubic Feet Converter
- Gallons to Cups Converter
- Gallons to Pints Converter
- Gallons to Quarts Converter
- Liter to cc Converter
- mL to cc Converter
- Ounces to mL Converter
- Ounces to cc Converter
- mL to Tablespoons Converter
- mL to Teaspoons Converter
- mL to µL Converter
- Pints to Cups Converter
- Pints to Gallons Converter
- Quarts to Cups Converter
- Quarts to Gallons Converter
- Tablespoons to mL Converter
- Teaspoons to mL Converter
- kg to lbs Converter
- lbs to kg Converter
- Grams to Ounces Converter
- Decagram to Gram Converter
- mcg to mg Converter
- Grams to Pounds Converter
- kg to Ounces Converter
- kg to Stones Converter
- Pounds to Grams Converter
- Pounds to Stone Converter
- mg to lbs Converter
- Ounces to Grams Converter
- Ounces to Pounds Converter
- Ounces to kg Converter
- Pounds to Ounces Converter
- Stone to kg Converter
- Stone to Pounds Converter
- Inch-Pounds to Nm Converter
- Inch-Pounds to Foot-Pounds Converter
- Pounds-Force to Newtons Converter
- Nm to ft-lb Converter
- Nm to in-lbs Converter
- Torr to atm Converter
- atm to Pascals Converter
- Bar to atm Converter
- Bar to PSI Converter
- kg/cm² to PSI Converter
- kPa to atm Converter
- kPa to mmHg Converter
- kPa to PSI Converter
- ksi to MPa Converter
- ksi to PSI Converter
- mmHg to atm Converter
- MPa to PSI Converter
- Pascals to PSI Converter
- PSI to atm Converter
- PSI to Inches of Water Converter
- PSF to PSI Converter (lbs per sq ft to psi)
- Knots to km/h Converter
- Knots to mph Converter
- m/s to km/h Converter
- Years to Decades Converter
- Days to Months Converter
- Days to Weeks Converter
- Days to Years Converter
- Hours to Days Converter
- Hours to Minutes Converter
- Hours to Seconds Converter
- Hours to Weeks Converter
- Hours to Years Converter
- Minutes to Days Converter
- Minutes to Seconds Converter
- Minutes to Years Converter
- Months to Years Converter
- Milliseconds to Seconds Converter
- Seconds to Days Converter
- Seconds to Hours Converter
- Seconds to Minutes Converter
- Seconds to Years Converter
- Weeks to Months Converter
- Weeks to Years Converter
- kB to MB Converter
- MB to GB Converter
- Mbps to Gbps Converter
- Degrees to Radians Converter
- Radians to Degrees Converter
- Degrees to Arcminutes Converter
- Degrees to Arcseconds Converter
- Celsius to Fahrenheit Converter
- Fahrenheit to Celsius Converter
- Kelvin to Celsius Converter
- Kelvin to Fahrenheit Converter
- Billion to Trillion Converter
- Crore to Lakh Converter
- Crore to Million Converter
- Million to Billion Converter
- Million to Lakh Converter
- Million to Thousand Converter
- Number to Billion Converter
- Number to Million Converter
- Acreage Calculator
- Lot Size Calculator (Square Feet and Acres)
- Cubic Feet Calculator
- Cubic Meter Calculator
- Katha to Square Feet Converter
- Feet and Inches Calculator
- Inches to Fraction Calculator
- Height in Inches Calculator
- Pounds and Ounces Calculator
- Minutes to Hours Converter
- Minutes to Decimal Calculator (Time to Decimal Hours)
- Degrees Minutes Seconds Calculator (DMS to Decimal)
- Scale Calculator
- Pixels to Inches Converter
- PX to EM Converter
- Mesh to Micron Converter
- Metric to SAE Calculator (mm to Fractional Inches)
- Metric to Inches Calculator
- Imperial to Metric Converter
- Metric to Imperial Converter
- Newton Meters to Joules Calculator
- Torque to Horsepower Calculator
- dBm to Watts Calculator
- RMS to Watts Converter (RMS vs Peak Power)
- Joules to Volts Calculator
- CCF to Therms Calculator
- Natural Gas Converter (Volume to Energy)
- Grams to Calories Calculator
- PSI to GPM Calculator (Pressure to Flow Rate)
- Weird Units Converter
- CGS System of Units Converter
- PSIG to PSIA Converter
- Bar to PSIG Converter
- MPa to PSIG Converter
- Height Converter (Feet and Inches to cm)
- cm to Feet and Inches Converter
- Fuel Economy Converter (MPG to L/100 km)
- Lowercase to Uppercase Converter
- Uppercase to Lowercase Converter
- Leet Speak Translator
- Unicode Text Converter (Fancy Fonts)
- Gematria Calculator
- Greek Gematria Calculator (Isopsephy)
- Color Converter (HEX, RGB, HSL, CMYK)
- HEX to RGB Converter
- RGB to HEX Converter
- Decimal to Binary Converter
- Binary Converter (Binary to Decimal)
- Binary to Hexadecimal Converter
- Binary to Octal Converter
- Decimal to Hexadecimal Converter
- Decimal to Octal Converter
- Hexadecimal Converter (Hex to Decimal)
- Roman Numerals Converter
- Unix Timestamp Converter
- Military Time Converter
- Time Zone Converter
- Zulu Time Converter (UTC)
- Coordinates Converter (DD, DMS, DDM)
- Lat Long to UTM Converter
- Conversion Calculator (All Units)
- Hardness Conversion Calculator (HRC, HV, HB)
Ecology calculators
9 calculatorsCarbon footprints, renewable energy and sustainable living calculators.
Everyday Life calculators
218 calculatorsQuick answers for dates, time, shopping, travel, home costs and daily decisions.
- Discount Calculator
- 0-60 Calculator
- Boat Speed Calculator
- Boost Horsepower Calculator
- BSFC Calculator (Brake Specific Fuel Consumption)
- Carpooling Calculator
- Commute Cost Calculator
- Compression Ratio Calculator
- Compression Ratio to PSI Calculator
- Crosswind Calculator
- Drive Time Calculator
- Horsepower Calculator (Quarter Mile)
- Engine Hours to Miles Converter
- Flight Radiation Calculator
- Fuel Cost Calculator
- Fuel Injector Calculator
- Fuel Pump Calculator
- Gas Calculator (Trip Gas Cost)
- Gas Oil Ratio Calculator (2-Stroke Mix)
- GVWR Calculator
- Idling Fuel Consumption Calculator
- Miles per Year Calculator
- Miles to Dollars Calculator (Airline Miles Value)
- Miles to Hours Converter
- MPG Calculator (Gas Mileage)
- Nautical Mile Calculator
- Pulse per Mile Calculator
- RPM Calculator (Engine RPM at Speed)
- Speed Calculator
- Speedometer Gear Calculator
- EV Charging Cost Calculator (Tesla and Other EVs)
- Ticket Optimizer (Single vs Pass)
- Tire Size Calculator
- Traffic Density Calculator
- Turbo Size Calculator
- Wheel Horsepower Calculator
- Wheel Offset Calculator
- Winch Size Calculator
- Windsock Calculator
- Bag Calculator (Tote Bag Pattern)
- Belt Size Calculator
- Bikini Calculator (Body Shape)
- Bra Size Calculator
- Circle Skirt Calculator
- Cross-Stitch Calculator
- Curtain Panel Calculator
- Curtain Size Calculator
- Dress Size Calculator
- Fabric Calculator
- Glove Size Calculator
- Half Square Triangle Calculator
- Hat Size Calculator
- Hexagon Quilt Calculator
- Jacket Size Calculator
- Jeans Size Calculator
- Lost Socks Calculator (Sock Loss Index)
- Pleated Skirt Calculator
- Quilt Backing Calculator
- Quilt Binding Calculator
- Ring Size Converter
- Shoelace Length Calculator
- Shoe Size Calculator
- Sock Size Calculator
- Sunglasses Size Calculator
- Tablecloth Size Calculator
- Tie Length Calculator
- Weighted Blanket Calculator
- Appliance Depreciation Calculator
- Appliance Wattage Calculator
- Back to School Calculator
- Balloon Arch Calculator
- Bathroom Mirror Size Calculator
- Bean Bag Filling Calculator
- Bed Size Calculator
- Blind Size Calculator
- Cord of Wood Calculator
- Data Usage Calculator
- Dilution Ratio Calculator
- Electricity Cost Calculator
- Single-Use Electricity Cost Calculator
- EUI Calculator (Energy Use Intensity)
- Gas vs Electric Dryer Calculator
- Generator Wattage Calculator
- Grocery Budget Calculator
- Hot Tub Cost Calculator
- House Cleaning Cost Calculator
- How Many Tables Calculator
- LED Savings Calculator
- Lighting Calculator (Lumens per Room)
- Lumens to Watts Calculator
- Microwave Wattage Converter
- Period Products Cost Calculator
- Pool Salt Calculator
- Pool Shock Calculator
- Quit Smoking Savings Calculator
- Recessed Lighting Layout Calculator
- Roll Length Calculator
- Rug Size Calculator
- Sofa Size Calculator
- Unit Price Calculator
- Acceptance Rate Calculator
- Cycle Time Calculator
- Deadline Calculator
- Desk Height Calculator
- Dollars in Words Converter
- Time Spent on Email Calculator
- English Learning Time Calculator
- GMAT Score Calculator (Focus Edition)
- GWAM Calculator (Gross Words a Minute)
- Keystrokes per Hour Calculator
- Lead Time Calculator
- Meeting Cost Calculator
- Money Weight Calculator
- Numbers to Words Converter
- Paper Thickness Calculator
- Paper Weight Calculator
- Pomodoro Technique Calculator
- Reverse Text Generator
- SAT Score Calculator
- Slack Time Calculator
- Social Media Ban Impact Calculator
- Speaking Time Calculator
- Standing Desk Height Calculator
- Time Card Calculator
- Words per Minute Calculator
- Audiobooks Calculator: Reclaim the Dead Time
- Beach Price Index Calculator
- Bold Text Generator
- Clay Shrinkage Calculator
- Drake Equation for Love Calculator
- Cursive Font Generator
- Glitch Text Generator (Zalgo)
- Hammock Hang Calculator
- Wizarding Currency Converter
- Helium Balloons Calculator
- Italic Text Generator
- Movie Marathon Calculator
- NATO Phonetic Alphabet Translator
- Pig Latin Translator
- Podcast Calculator: Kill Your Dead Time
- Social Media Time Alternatives Calculator (TikTok, Instagram…)
- Tent Size Calculator (Event Tent)
- TV Alternatives Calculator
- TV Series Duration Calculator
- Underline Text Generator
- Upside-Down Text Generator
- Yes or No Generator
- Bath vs Shower Calculator
- Beauty Products Calculator
- Hair Growth Calculator
- Shower Cost Calculator
- Toilet Paper Calculator
- Toothpaste Calculator
- Audiobook Speed Calculator
- Reading Challenge Calculator
- Reading Speed Calculator
- Reading Time Calculator
- Battery Charge Time Calculator
- Diaper Calculator
- Expiration Date Calculator
- Garbage Bag Size Calculator
- Headphone Power Calculator
- Linear Inches Calculator (Luggage Size)
- Cost of Having a Baby Calculator
- Picture Frame Calculator
- Well Volume Calculator
- Age Calculator
- Days Between Dates Calculator
- Date Calculator: Add or Subtract Days
- Business Days Calculator
- Time Duration Calculator
- Work Hours Calculator
- Time to Decimal Calculator
- Countdown Calculator
- 8-Hour Shift Calculator
- Add Time Calculator
- Subtract Time Calculator
- Age Difference Calculator
- Anniversary Calculator
- Baby Age Calculator
- BC to AD Calculator
- Birthday Calculator
- Calendar Calculator (Month Facts)
- Chronological Age Calculator
- Date to Date Calculator
- Day Counter: Count Weekdays Between Dates
- Day of the Year Calculator
- Every Second Calculator: What Happens in a Second
- Half Birthday Calculator
- Hours and Minutes Calculator
- Korean Age Calculator
- Leap Year Calculator
- Lunar Age Calculator (Chinese Virtual Age)
- Minute Calculator
- Month Counter: Months Between Dates
- Moon Phase Calculator
- Palindrome Date Calculator
- Reverse Time Calculator: When to Start
- Sidereal Time Calculator
- Time Calculator: Add and Subtract Durations
- Time Difference Calculator
- Week Calculator
- Split the Bill Calculator
- Typing Speed Calculator (WPM)
- Dog Age Calculator (Human Years)
- Cost per Use Calculator
- Wedding Budget Calculator
- Rent Split Calculator
- Final Exam Grade Calculator
- GPA Calculator
- Grade Calculator (Test Score %)
- Screen Size Calculator
- TV Viewing Distance Calculator
- Battery Life Calculator
- Download Time Calculator
- Sunscreen and Sun Exposure Calculator
- Day of the Week Calculator
- Tip Calculator
Finance calculators
557 calculatorsLoans, mortgages, savings, investing, tax, salary and business maths with clear formulas and worked examples.
- 3D Printer Buy vs Outsource Calculator
- Absence Percentage Calculator (Absenteeism Rate)
- Accumulated Depreciation Calculator
- Additional Funds Needed (AFN) Calculator
- A/R Days Calculator (Days Sales Outstanding)
- Attrition Rate Calculator
- Average Collection Period Calculator
- Average Fixed Cost Calculator
- Bounce Rate Calculator
- Bradford Factor Calculator
- Break-Even Calculator
- Build vs Buy Calculator
- Burndown Chart Calculator
- Burn Rate Calculator
- Business Budget Calculator
- Business Loan Calculator
- Business Valuation Calculator
- Churn Rate Calculator
- Consulting Fees Calculator (Day Rate and Hourly Rate)
- Contribution Margin Calculator
- Conversion Rate Calculator
- Cost Function Calculator
- Cost of Doing Business Calculator
- COGS Calculator (Cost of Goods Sold)
- CPA Calculator (Cost per Acquisition)
- CPC and CPM Calculator
- CPM Calculator (Cost per Mille)
- CTR Calculator (Click-Through Rate)
- Customer Acquisition Cost Calculator (CAC)
- Customer Retention Rate Calculator
- Direct Material Price Variance Calculator
- EVM Calculator (Earned Value Management)
- Effective Corporate Tax Rate Calculator
- EMV Calculator (Expected Monetary Value)
- Exit Rate Calculator
- FIFO Calculator for Inventory
- FTE Calculator (Full-Time Equivalent)
- GMROI Calculator (Gross Margin Return on Investment)
- Google AdSense Calculator
- GRP Calculator (Gross Rating Points)
- HHI Calculator (Herfindahl–Hirschman Index)
- High-Low Method Calculator
- Labor Cost Calculator
- Lemonade Stand Calculator
- Lerner Index Calculator
- Liquid Net Worth Calculator
- Man-Hours Calculator
- Days Off Calculator (Paid Time Off Entitlement)
- Online Marketing Conversion Calculator (Funnel ROI)
- Operating Asset Turnover Calculator
- Parking Ratio Calculator
- Payback Period Calculator
- Pre- and Post-Money Valuation Calculator
- PVGO Calculator (Present Value of Growth Opportunities)
- Price / Quantity Calculator (Which Is the Better Deal?)
- Profitability Index Calculator
- Revenue per Employee Calculator
- ROAS Calculator (Return on Ad Spend)
- SaaS LTV Calculator (Customer Lifetime Value)
- SaaS Metrics Calculator (MRR, ARR, Churn, LTV, CAC)
- Safety Stock Calculator
- Sales Commission Calculator
- Sell-Through Rate Calculator
- Smoker’s CTC Calculator: Cost to Company of Smoke Breaks
- Software Contract Value Calculator (ACV and TCV)
- Tenure Calculator (Length of Service)
- Turnover Rate Calculator (Employee Turnover)
- Website Ad Revenue Calculator
- YouTube Money Calculator
- Annualized Rate of Return Calculator
- Annualized Return Calculator
- Appreciation Calculator
- APY Calculator (APR to APY)
- Basis Point Calculator
- Bitcoin ETF Calculator
- CAGR Calculator (Compound Annual Growth Rate)
- Capital Gains Yield Calculator
- CD Calculator (Certificate of Deposit)
- Compound Growth Calculator
- Compound Interest Calculator
- Compound Interest Rate Calculator
- Continuous Compound Interest Calculator
- Discounted Cash Flow Calculator (DCF)
- Discount Rate Calculator
- EAR Calculator (Effective Annual Rate)
- Effective Annual Yield Calculator
- Effective Interest Rate Calculator
- Equivalent Rate Calculator (AER)
- Expected Return Calculator
- Expected Utility Calculator
- Expense Ratio Calculator
- FD Calculator (Fixed Deposit)
- Future Value Calculator
- Hedge Ratio Calculator
- Holding Period Return Calculator
- Impermanent Loss Calculator
- Information Ratio Calculator
- Interest Rate Calculator
- Investment Calculator
- Investment Fee Calculator
- IRR Calculator (Internal Rate of Return)
- Jensen’s Alpha Calculator
- Margin Interest Calculator
- MVA Calculator (Market Value Added)
- Maximum Drawdown Calculator
- MIRR Calculator (Modified Internal Rate of Return)
- Money Factor Calculator (Lease Rate)
- Money Market Account Calculator
- Moving Average Calculator (SMA, EMA, WMA) and RSI
- Mutual Fund Calculator (SIP and Lump Sum)
- NOPAT Calculator (Net Operating Profit After Tax)
- NPV Calculator (Net Present Value)
- Opportunity Cost Calculator
- Optimal Hedge Ratio Calculator
- Percentage Return Calculator
- Perpetuity Calculator
- Present Value Calculator
- PVIFA Calculator (Present Value Interest Factor of an Annuity)
- Rate of Return Calculator
- Real Rate of Return Calculator
- ROCE Calculator (Return on Capital Employed)
- ROI Calculator (Return on Investment)
- Savings Interest Rate Calculator
- Sharpe Ratio Calculator
- Simple Interest Calculator
- Sinking Fund Calculator
- Sortino Ratio Calculator
- Time Value of Money Calculator
- Treynor Ratio Calculator
- TTM Calculator (Trailing Twelve Months)
- Value at Risk Calculator (VaR)
- Week over Week Calculator
- Year over Year Growth Calculator (YoY)
- Stock Beta Calculator
- CAPM Calculator (Capital Asset Pricing Model)
- Carried Interest Calculator
- Cost of Capital Calculator
- Cost of Equity Calculator
- Dividend Calculator (with Reinvestment)
- Dividend Discount Model Calculator (DDM)
- Dividend Payout Ratio Calculator
- Dividend Yield Calculator
- DuPont Analysis Calculator
- EPS Calculator (Earnings per Share)
- EPS Growth Calculator
- EBITDA Multiple Calculator (EV/EBITDA)
- Economic Value Added Calculator (EVA)
- Enterprise Value Calculator
- EV to Sales Calculator
- Free Float Calculator
- Graham Number Calculator
- Intrinsic Value Calculator (Graham Formula)
- Margin of Safety Calculator (Break-Even)
- Market Capitalization Calculator
- Maturity Value Calculator
- NAV Calculator (Net Asset Value)
- Operating Cash Flow Ratio Calculator
- PEG Ratio Calculator
- Portfolio Beta Calculator
- Price to Earnings Ratio Calculator (P/E)
- Price to Book Ratio Calculator (P/B)
- Price to Cash Flow Ratio Calculator
- Price to Sales Ratio Calculator (P/S)
- Residual Income Calculator
- Retention Ratio Calculator
- Return on Equity Calculator (ROE)
- Return on Assets Calculator (ROA)
- ROIC Calculator (Return on Invested Capital)
- Return on Sales Calculator (ROS)
- Stock Calculator (Profit and Return)
- Stock Average Calculator (Average Cost)
- Stock Split Calculator
- Sustainable Growth Rate Calculator
- Unlevered Beta Calculator (Asset Beta)
- WACC Calculator (Weighted Average Cost of Capital)
- After-Tax Cost of Debt Calculator
- Altman Z-Score Calculator
- Bond Convexity Calculator
- Bond Current Yield Calculator
- Bond Equivalent Yield Calculator (BEY)
- Bond Price Calculator
- Bond Yield Calculator
- Coupon Payment Calculator
- Coupon Rate Calculator
- Credit Spread Calculator
- DSCR Calculator (Debt Service Coverage Ratio)
- Debt to Asset Ratio Calculator
- Debt-to-Capital Ratio Calculator
- Debt to Equity Ratio Calculator (D/E)
- Defensive Interval Ratio Calculator
- Effective Duration Calculator
- Interest Coverage Ratio Calculator
- LGD Calculator (Loss Given Default)
- Quick Ratio Calculator (Acid Test)
- Tax Equivalent Yield Calculator
- Times Interest Earned Ratio Calculator (TIE)
- Yield to Maturity Calculator (YTM)
- Black-Scholes Calculator (Option Pricing)
- Call Option Calculator (Profit and Loss)
- Forward Premium Calculator
- Forward Rate Calculator
- Futures Contract Calculator (Profit and Loss)
- Margin Call Calculator (Futures)
- Options Spread Calculator (Vertical Spreads)
- Put-Call Parity Calculator
- Yield to Call Calculator (YTC)
- 12-Hour Shift Pay Calculator
- Adjusted Gross Income (AGI) Calculator
- Alabama Tax Calculator (Take-Home Pay)
- AMT Calculator (Alternative Minimum Tax)
- Annual Income Calculator
- Billable Hours Calculator
- Bill Rate Calculator
- California Sales Tax Calculator
- California Tax Calculator (Take-Home Pay)
- Child Tax Credit Calculator
- FICA Tax Calculator
- Florida Sales Tax Calculator
- Future Salary Calculator
- Gratuity Calculator (India)
- Gross to Net Calculator
- GST Calculator
- GST/QST Calculator for Canada (GST, HST, PST)
- Hourly to Salary Calculator (Wage Calculator)
- Illinois Tax Calculator (Take-Home Pay)
- Income Tax Calculator Philippines
- Lottery Tax Calculator
- MAGI Calculator (Modified Adjusted Gross Income)
- Mileage Reimbursement Calculator
- Missouri Sales Tax Calculator
- Net to Gross Calculator
- New Jersey Sales Tax Calculator
- New York Tax Calculator (Take-Home Pay)
- Ohio Sales Tax Calculator
- Overtime Pay Calculator
- Pay Raise Calculator
- Prorated Salary Calculator
- RMD Calculator (Required Minimum Distributions)
- Salary Calculator (Paycheck Periods)
- Salary Inflation Calculator
- Salary to Hourly Calculator
- Sales Tax Calculator
- Selling Leave Days Calculator (Leave Encashment)
- State Tax Calculator (Income and Sales Tax by State)
- Tax Bracket Calculator (2026 Federal Income Tax)
- Texas Tax Calculator (Take-Home Pay)
- Time and a Half Calculator
- VAT Calculator
- 3x Rent Calculator (Income Needed for Rent)
- AFFO Calculator (Adjusted Funds From Operations)
- ARM Mortgage Calculator (Adjustable-Rate Mortgage)
- ARV Calculator (After Repair Value)
- ADR Calculator (Average Daily Rate)
- Biweekly Mortgage Calculator
- Cap Rate Calculator (Capitalization Rate)
- Cash on Cash Return Calculator
- Commercial Lease Calculator
- Down Payment Calculator
- Earnest Money Calculator
- FHA Loan Calculator
- Gift of Equity Calculator
- Gross Rent Multiplier Calculator (GRM)
- Home Affordability Calculator
- Home Value Calculator (Appreciation)
- Interest-Only Mortgage Calculator
- Jumbo Loan Calculator
- LTV Calculator (Loan to Value)
- Mortgage Calculator
- Mortgage Acceleration Calculator
- Mortgage Amortization Calculator
- Mortgage with Extra Payments Calculator
- Mortgage Calculator with Taxes and Insurance
- Mortgage Comparison Calculator
- Mortgage Payoff Calculator
- Mortgage Penalty Calculator (Canada)
- Mortgage Points Calculator
- Mortgage Prepayment Calculator
- Mortgage Rate Calculator (APR)
- Mortgage Refinance Calculator
- Net Effective Rent Calculator
- Net Operating Income Calculator (NOI)
- Occupancy Rate Calculator
- Pag-IBIG Housing Loan Calculator
- PMI Calculator (Private Mortgage Insurance)
- Price per Square Foot Calculator
- Price per Square Meter Calculator
- Prorated Rent Calculator
- Real Estate Commission Calculator
- Realtor Commission Calculator with VAT
- Rent Calculator (How Much Rent Can I Afford?)
- Rental Commission Calculator
- Rental Property Calculator
- Rent Increase Calculator
- Rent or Buy Calculator
- Simple Mortgage Calculator
- True Cost of Real Estate Commission Calculator
- VA Loan Calculator
- What to Offer on a House Calculator
- 403(b) Calculator
- 50/30/20 Rule Calculator
- 529 Plan Calculator (College Savings)
- 70/20/10 Rule Money Calculator
- APC Calculator (Average Propensity to Consume)
- Auto Loan Calculator
- Bank Reconciliation Calculator
- Boat Loan Calculator
- Budget Calculator
- Car Affordability Calculator
- Car Depreciation Calculator
- Car Interest Calculator
- Car Lease Calculator
- Cell Phone Plan Calculator
- Dream Come True Calculator
- Emergency Fund Calculator
- FIRE Calculator (Financial Independence, Retire Early)
- Gold Value Calculator (Melt Value)
- Income Tax Calculator Pakistan (Salaried, Tax Year 2027)
- Lifetime Earnings Calculator
- Long-Term Care Cost Calculator
- Lottery Annuity Calculator
- Mega Millions Payout Calculator
- Powerball Calculator: Payout and Taxes
- Millionaire Calculator
- Net Worth Calculator
- Sabbatical Calculator
- Savings Calculator
- Savings Goal Calculator
- Savings Plan Calculator (52-Week Challenge)
- Scrap Gold Calculator
- Silver Melt Calculator
- Scrap Silver Calculator
- Simple Savings Calculator
- Subscription Waste Calculator
- Trump Accounts Calculator (Section 530A)
- Unpaid Work Calculator
- Zakat Calculator
- 10/1 ARM Calculator
- 28/36 Rule Calculator
- Amortization Calculator
- APR Calculator
- Balance Transfer Calculator
- Balloon Payment Calculator
- Blended Rate Calculator
- Car Refinance Calculator
- Cash-Out Refinance Calculator
- Credit Card Calculator
- Credit Card Interest Calculator
- Credit Card Minimum Payment Calculator
- Credit Card Payment Calculator
- Credit Card Payoff Calculator
- Credit Utilization Calculator
- Debt Calculator
- Debt Payoff Calculator
- Debt Snowball Calculator
- Debt Avalanche Calculator
- Debt Consolidation Calculator
- Debt to Income Ratio Calculator (DTI)
- Deferred Payment Loan Calculator
- Early Loan Payoff Calculator
- Finance Charge Calculator
- HELOC Calculator (Home Equity Line of Credit)
- Home Improvement Loan Calculator
- Home Loan Calculator
- Interest Per Day Calculator
- Land Loan Calculator
- Lease Calculator
- Lease Mileage Calculator
- Loan Calculator
- Loan Balance Calculator
- Loan Comparison Calculator
- Loan Interest Calculator
- Loan Payment Calculator
- Loan Repayment Calculator (Loan Payoff)
- Mortgage Interest Calculator
- Partially Amortized Loan Calculator
- Payday Loan Calculator
- Personal Loan Calculator
- PITI Calculator
- Post-Judgment Interest Calculator
- Refinance Calculator
- Refinance Break-Even Calculator
- RV Loan Calculator
- Student Loan Calculator
- Student Loan Payment Calculator
- 401(k) Calculator
- Annuity Calculator
- Annuity Payout Calculator
- Deferred Annuity Calculator
- Early Retirement Calculator
- Future Value of Annuity Calculator
- Present Value of Annuity Calculator
- Growing Annuity Calculator
- Immediate Annuity Calculator
- IRA Calculator: Traditional vs Roth
- Retirement Calculator
- Retirement Withdrawal Calculator
- Roth IRA Calculator
- Rule of 72 Calculator
- Savings Withdrawal Calculator
- Variable Annuity Calculator
- Black Friday Calculator (and Cyber Monday)
- Cash Back Calculator
- Check Digit Calculator (GTIN, UPC, EAN, SSCC)
- CLTV Calculator (Customer Lifetime Value)
- Commission Calculator
- Double Discount Calculator
- Triple Discount Calculator
- Margin Calculator
- Margin and Sales Tax Calculator
- Margin and VAT Calculator
- Margin With Discount Calculator
- Markdown Calculator
- Markup Calculator
- Margin and Markup Calculator
- PayPal Fee Calculator
- Percentage Discount Calculator
- Percent Off Calculator
- Profit Margin Calculator
- Accounting Profit Calculator
- Accrual Ratio Calculator
- Actual Cash Value Calculator (ACV)
- Average Variable Cost Calculator
- Cash Conversion Cycle Calculator
- Cash Flow to Debt Ratio Calculator
- Cash Ratio Calculator
- Consumer Surplus Calculator
- Cross Price Elasticity Calculator
- Current Ratio Calculator
- DSO Calculator (Days Sales Outstanding)
- DIO Calculator (Days Inventory Outstanding)
- DPO Calculator (Days Payable Outstanding)
- Degree of Operating Leverage Calculator
- Depreciation Calculator
- EBT Calculator (Earnings Before Tax)
- EBIT Calculator
- EBITDA Calculator
- EBITDA Margin Calculator
- EOQ Calculator (Economic Order Quantity)
- Economic Profit Calculator
- Ending Inventory Calculator
- Financial Leverage Ratio Calculator
- Fixed Asset Turnover Ratio Calculator
- Free Cash Flow Calculator
- FCFE Calculator (Free Cash Flow to Equity)
- FCFF Calculator (Free Cash Flow to Firm)
- FFO Calculator (Funds From Operations)
- Goodwill Calculator
- Gross Margin Calculator
- Income Elasticity of Demand Calculator
- Inventory Turnover Calculator
- Levered Free Cash Flow Calculator
- LIFO Calculator for Inventory
- Marginal Cost Calculator
- Marginal Revenue Calculator
- Month-Over-Month Calculator
- Net Debt Calculator
- Net Income Calculator
- Net Operating Assets Calculator
- Net Operating Working Capital Calculator
- Net Profit Margin Calculator
- Operating Cash Flow Calculator
- Operating Margin Calculator
- Optimal Price Calculator
- Price Elasticity of Demand Calculator
- Productivity Calculator
- Profit Calculator
- Receivables Turnover Ratio Calculator
- Retained Earnings Calculator
- Revenue Calculator
- Revenue Growth Calculator
- Sales Calculator (Gross and Net Sales)
- Total Asset Turnover Calculator
- Unlevered Free Cash Flow Calculator
- Working Capital Calculator
- Working Capital Turnover Ratio Calculator
- Buying Power Calculator
- CPI Inflation Calculator (Consumer Price Index)
- Carry Trade Calculator
- Cobb-Douglas Production Function Calculator
- Comparative Advantage Calculator
- Currency Forward Calculator
- Deadweight Loss Calculator
- Discretionary Income Calculator
- Disposable Income Calculator
- Fisher Effect Calculator
- Fisher Equation Calculator
- GDP Calculator (Gross Domestic Product)
- GDP Deflator Calculator
- GDP Gap Calculator (Output Gap)
- GDP Growth Rate Calculator
- GDP per Capita Calculator
- Gini Coefficient Calculator
- Inflation Calculator
- Interest Rate Parity Calculator
- Labor Force Participation Rate Calculator
- LCR Calculator (Liquidity Coverage Ratio)
- MPC Calculator (Marginal Propensity to Consume)
- Money Multiplier Calculator
- Money Supply Calculator
- MPS Calculator (Marginal Propensity to Save)
- Natural Rate of Unemployment Calculator
- NSFR Calculator (Net Stable Funding Ratio)
- Okun’s Law Calculator
- Phillips Curve Calculator
- PPP Calculator (Purchasing Power Parity)
- Price Elasticity of Supply Calculator
- Private Savings Calculator
- Real GDP Calculator
- Real Interest Rate Calculator
- Reserve Ratio Calculator
- Spending Multiplier Calculator
- Taylor Rule Calculator
- Tariff Calculator (Import Duty)
- Unemployment Calculator (Unemployment Rate)
- Velocity of Money Calculator
- Capital Gains Tax UK Calculator
- National Insurance Calculator (UK)
- Stamp Duty Land Tax Calculator UK
- UK Coin Weight Calculator
- Take Home Pay Calculator UK
- Atal Pension Yojana Calculator
- Bike EMI Calculator
- Car Loan EMI Calculator
- ELSS Calculator (Equity-Linked Savings Scheme)
- EMI Calculator
- EPF Calculator (Employees’ Provident Fund)
- Home Loan EMI Calculator
- HRA Exemption Calculator
- Lumpsum Calculator
- SIP + Lumpsum Calculator
- Moratorium Calculator
- NPS Calculator for India (National Pension System)
- Personal Loan EMI Calculator
- Post Office Monthly Income Scheme Calculator (POMIS)
- PPF Calculator (Public Provident Fund)
- RD Calculator (Recurring Deposit)
- Sukanya Samriddhi Yojana Calculator
- SWP Calculator (Systematic Withdrawal Plan)
- SIP Calculator (Systematic Investment Plan)
- TDS Interest Calculator
- Combined Ratio Calculator
- Cross Exchange Rate Calculator
- Currency Converter (Offline, Your Rate)
- Customer Effort Score Calculator (CES)
- DART Rate Calculator
- Fibonacci Retracement Calculator
- HR Software ROI Calculator
- Loss Ratio Calculator
- Money Counter Calculator
- NPS Calculator (Net Promoter Score)
- Pence to Pounds Converter
- Pivot Point Calculator
- Relative Strength Index Calculator (RSI)
- Remote vs. On-Location Workers Calculator
- TRIR Calculator (Total Recordable Incident Rate)
- VA Disability Calculator
- Break-Even ROAS Calculator
Food & Cooking calculators
97 calculatorsKitchen conversions, baking ratios, coffee, party planning and recipe maths.
- Air Fryer Calculator (Oven to Air Fryer Conversion)
- Butter Calculator: How Much Is a Stick of Butter?
- Cake Pan Converter (Pan Size and Volume)
- Cooking Measurement Converter
- Cups to Pounds Converter
- Pounds to Cups Converter
- Grams to Cups Converter
- Cups to Grams Converter
- Grams to Tablespoons Converter
- Grams to Teaspoons Converter
- ml to Grams Calculator
- Fresh to Dry Herb Conversion Calculator
- Garlic Converter: Cloves to Powder, Minced and More
- Oil to Butter Conversion Calculator
- Dry to Cooked Pasta Converter
- Uncooked to Cooked Rice Calculator
- Yeast Converter (Fresh, Active Dry, Instant)
- Recipe Scaler (Recipe Converter)
- Coffee Calculator: How Much Caffeine Do I Need?
- Coffee Footprint Calculator (Carbon and Water)
- Coffee Kick Calculator (Caffeine Level Over the Day)
- Coffee Ratio Calculator (by Brewing Method)
- Coffee to Water Ratio Calculator
- Cold Brew Ratio Calculator
- Healthy Coffee Calculator
- Tea Brewing Calculator
- ABV Calculator (Alcohol by Volume)
- Alcohol Dilution Calculator
- Chilled Drink Calculator: How Long to Cool a Drink?
- SO₂ Wine Calculator (Molecular and Free SO₂)
- Priming Sugar Calculator
- Baker’s Percentage Calculator
- Dough Hydration Calculator
- Cake Pricing Calculator
- Cake Serving Calculator (Cake Size for a Party)
- Chocolate Calculator (Calories and Nutrition)
- Donut Calculator: Time to Burn Off a Donut
- Perfect Ice Cream Calculator
- Pancake Recipe Calculator
- Perfect Pancake Calculator (Pancakes Around the World)
- Self-Rising Flour Calculator
- Sourdough Calculator
- Pizza Size Calculator (Which Pizza Is the Better Deal?)
- Pizza Comparison Calculator (Several Small vs Large)
- Pizza Party Calculator: How Many Pizzas to Order
- Perfect Pizza Dough Calculator
- Thanksgiving Calculator (How Much Food to Make)
- Thanksgiving Calories Calculator
- Turkey Size Calculator (How Much Turkey per Person)
- Turkey Cooking Time Calculator
- Turkey Defrost Time Calculator
- Turkey Thawing Calculator (Start and Ready Times)
- BBQ Grill Size Calculator
- BBQ Party Calculator
- Meat per Person Calculator (BBQ and Roasts)
- Beer Pong Calculator
- How Much Ham per Person Calculator
- Party Drink Calculator
- Popcorn Calculator
- Taco Bar Calculator
- Wedding Alcohol Calculator
- Bacon Curing Calculator
- Bread Spreads Calculator
- Brine Calculator
- Egg Boiling Calculator (Perfect Boiled Egg Time)
- Ham Cooking Time Calculator
- How Much Mashed Potatoes per Person Calculator
- Rice to Water Ratio Calculator
- Salad Calories Calculator
- Steak Cook Time Calculator
- Water Cooling Calculator
- Calories from Macros Calculator
- Burger King Nutrition Calculator (Calories & Macros)
- Wendy’s Nutrition Calculator (Calories & Macros)
- Subway Nutrition Calculator (Calories & Macros)
- KFC Nutrition Calculator (Calories & Macros)
- Starbucks Nutrition Calculator (Calories & Macros)
- McDonald’s Nutrition Calculator (Calories & Macros)
- Taco Bell Nutrition Calculator (Calories & Macros)
- Chick-fil-A Nutrition Calculator (Calories & Macros)
- Popeyes Nutrition Calculator (Calories & Macros)
- Domino’s Nutrition Calculator (Calories & Macros)
- Pizza Hut Nutrition Calculator (Calories & Macros)
- Chipotle Nutrition Calculator (Calories & Macros)
- Panda Express Nutrition Calculator (Calories & Macros)
- Five Guys Nutrition Calculator (Calories & Macros)
- Dairy Queen Nutrition Calculator (Calories & Macros)
- Arby’s Nutrition Calculator (Calories & Macros)
- Tim Hortons Nutrition Calculator (Calories & Macros)
- Dunkin’ Nutrition Calculator (Calories & Macros)
- Starbucks UK & Ireland Nutrition Calculator (Calories & Macros)
- Wendy’s UK & Ireland Nutrition Calculator (Calories & Macros)
- Papa John’s Nutrition Calculator (Calories & Macros)
- Sonic Drive-In Nutrition Calculator (Calories & Macros)
- Jack in the Box Nutrition Calculator (Calories & Macros)
- In-N-Out Burger Nutrition Calculator (Calories & Macros)
- Panera Bread Nutrition Calculator (Calories & Macros)
Health calculators
359 calculatorsBody measurements, nutrition, energy needs and clinical formulas based on published equations.
- Waist to Hip Ratio Calculator (WHR)
- Waist to Height Ratio Calculator (WHtR)
- Body Fat Calculator (US Navy, BMI and ADA methods)
- Body Adiposity Index Calculator (BAI)
- Body Frame Size Calculator
- Body Shape Calculator
- Body Roundness Index Calculator (BRI)
- ABSI Calculator (A Body Shape Index)
- Body Surface Area Calculator (BSA)
- Draw Length Calculator (Archery)
- Height and Weight Estimation for Bedridden Patients
- Face Shape Calculator
- FFMI Calculator (Fat-Free Mass Index)
- Ideal Weight Calculator
- Karvonen Formula Calculator (Target Heart Rate)
- Lean Body Mass Calculator
- Overweight Calculator (BMI and Ponderal Index)
- Ponderal Index Calculator (Rohrer’s Index)
- RFM Calculator (Relative Fat Mass)
- Skinfold Body Fat Calculator (Durnin–Womersley)
- Weight Loss Percentage Calculator
- Adjusted Body Weight Calculator
- BMI Calculator (Body Mass Index)
- BMI Calculator for Men
- BMI Calculator for Women
- BMI Prime Calculator
- BMI Weight Loss Calculator
- BMI Calculator for Kids (Ages 2–9)
- BMI Calculator for Teens (Ages 10–20)
- Geriatric BMI Calculator (Over 65)
- Healthy Weight Calculator
- AFT Calculator (Army Fitness Test Score)
- Army Body Fat Calculator (AR 600-9)
- Navy Body Fat Calculator
- BMR Calculator (Basal Metabolic Rate)
- Mifflin–St Jeor Calculator (BMR)
- Harris–Benedict Equation Calculator (BMR)
- BEE Calculator (Basal Energy Expenditure)
- Katch–McArdle Calculator (BMR from Lean Mass)
- RMR Calculator (Resting Metabolic Rate)
- TDEE Calculator (Total Daily Energy Expenditure)
- Calorie Calculator
- Maintenance Calorie Calculator
- Simple Calorie Intake Calculator
- Calorie Deficit Calculator
- Weight Gain Calculator
- Macro Calculator
- IIFYM Calculator (If It Fits Your Macros)
- Keto Calculator (Ketogenic Diet Macros)
- Net Carbs Calculator
- Carb Calculator (Carbohydrate Intake)
- Fat Intake Calculator
- Protein Calculator (Daily Protein Intake)
- Fiber Calculator (Daily Fiber Intake)
- DRI Calculator (Dietary Reference Intakes)
- EER Calculator (Estimated Energy Requirement)
- Vitamin Calculator (Daily Vitamin Requirements)
- Micronutrient Calculator (Minerals)
- Vitamin A Calculator (IU to mcg RAE)
- Vitamin D Calculator
- Sodium in Salt Calculator
- Sugar Intake Calculator (Added Sugar)
- Diet Risk Score Calculator
- Gastric Sleeve Weight Loss Calculator
- Meal Calorie Calculator
- Weight Watchers Points Calculator
- Blood Sugar Calculator (mg/dL ↔ mmol/L)
- Estimated Average Glucose Calculator (A1c to eAG)
- Hemoglobin A1c Calculator (Average Glucose to A1c)
- HOMA-IR Calculator (Insulin Resistance)
- QUICKI Calculator (Insulin Sensitivity)
- Diabetes Risk Calculator (San Antonio Heart Study)
- Diabetic Ketoacidosis Calculator (DKA Criteria and Severity)
- Glycemic Index Calculator
- Glycemic Load Calculator
- LDL Calculator (Friedewald and Sampson/NIH)
- Cholesterol Ratio Calculator
- Cholesterol Units Converter (mg/dL ↔ mmol/L)
- VLDL Calculator
- Metabolic Syndrome Calculator
- SAAG Calculator (Serum-Ascites Albumin Gradient)
- Gout Diagnosis Calculator (Clinical Rule)
- Sleep Calculator (Bedtime and Wake-Up Time)
- Sleep Debt Calculator
- AHI Calculator (Apnea–Hypopnea Index)
- Epworth Sleepiness Scale Calculator (ESS)
- Pediatric Epworth Sleepiness Scale (ESS-CHAD)
- STOP-BANG Calculator (Sleep Apnea Risk)
- PHQ-9 Depression Test Calculator
- GAD-7 Anxiety Test Calculator
- Edinburgh Postnatal Depression Scale Calculator (EPDS)
- Happiness Calculator (Subjective Happiness Scale)
- SNAP-IV Calculator (ADHD Rating Scale)
- Blood Pressure Calculator (Category, MAP and Pulse Pressure)
- MAP Calculator (Mean Arterial Pressure)
- Cardiac Output Calculator (HR × SV and Fick)
- Cardiac Index Calculator
- Stroke Volume Calculator
- Ejection Fraction Calculator
- QTc Calculator (Corrected QT Interval)
- ECG Heart Rate Calculator
- ECG Boxes to Seconds Calculator
- Rate Pressure Product Calculator
- Cerebral Perfusion Pressure Calculator (CPP)
- Pulmonary Vascular Resistance Calculator (PVR)
- ABI Calculator (Ankle-Brachial Index)
- Aortic Valve Area Calculator (Continuity Equation)
- Mitral Valve Area Calculator (Pressure Half-Time)
- Gorlin Formula Calculator (Valve Area)
- PISA Calculator (Mitral Regurgitation)
- EROA Calculator (Effective Regurgitant Orifice Area)
- Doppler Echo Cardiac Output Calculator
- LV Mass Index Calculator
- 6-Minute Walk Test Calculator
- Duke Treadmill Score Calculator
- Framingham Risk Score Calculator (10-Year CVD Risk and Heart Age)
- Arterial Age Calculator (Heart Age without Blood Tests)
- ASCVD Risk Calculator (Pooled Cohort Equations)
- CHA₂DS₂-VASc Calculator (Stroke Risk in Atrial Fibrillation)
- HAS-BLED Calculator (Bleeding Risk)
- HEART Score Calculator (Chest Pain)
- TIMI Risk Score for STEMI
- TIMI Risk Score for UA/NSTEMI
- GRACE Score Calculator (ACS In-Hospital Mortality)
- DAPT Score Calculator
- RCRI Calculator (Revised Cardiac Risk Index)
- MICA Calculator (Gupta Perioperative Cardiac Risk)
- Heart Failure Life Expectancy Calculator (MAGGIC)
- Padua Prediction Score (VTE Risk in Medical Patients)
- PERC Rule Calculator (Pulmonary Embolism Rule-Out)
- Wells Score for Pulmonary Embolism
- Revised Geneva Score for Pulmonary Embolism
- ICH Volume Calculator (ABC/2)
- Due Date Calculator (Pregnancy Due Date)
- Pregnancy Calculator (Week-by-Week Timeline)
- Gestational Age Calculator
- Reverse Due Date Calculator (Due Date to Conception)
- Conception Date Calculator
- IVF Due Date Calculator
- Ovulation Calculator (Fertile Window)
- Period Calculator (Next Period Dates)
- Implantation Calculator
- Pregnancy Test Calculator (When to Test)
- Clomid Ovulation Calculator
- Luteal Phase Calculator
- Basal Body Temperature Calculator (BBT Ovulation Chart)
- Fertility by Age Calculator
- Pregnancy Weight Gain Calculator
- Breastfeeding Calorie Calculator
- Breast Pump Flange Size Calculator
- Fundal Height Calculator
- hCG Levels Calculator (Doubling Time)
- Crown-Rump Length Calculator (CRL)
- Mean Sac Diameter Calculator (MSD)
- Nuchal Translucency Calculator
- MCA Doppler Calculator (Fetal Anaemia, MCA-PSV MoM)
- Bishop Score Calculator (Cervical Readiness)
- VBAC Calculator (Vaginal Birth After Caesarean)
- VTE Risk in Pregnancy Calculator (RCOG Score)
- Semen Analysis Calculator (WHO 2021)
- Pearl Index Calculator (Contraceptive Effectiveness)
- Birth Control Cost Calculator
- Progesterone to Estradiol Ratio Calculator (P/E2)
- Testosterone to Estradiol Ratio Calculator (T/E2)
- BAC Calculator (Blood Alcohol Content)
- Standard Drink Calculator
- Alcohol Units Calculator (UK Units)
- AUDIT-C Calculator (Alcohol Screening)
- AUDIT Test Calculator (Alcohol Use Disorders)
- CAGE Questionnaire Calculator
- DUDIT Calculator (Drug Use Disorders Identification Test)
- CIWA-Ar Calculator (Alcohol Withdrawal)
- Fagerström Test for Nicotine Dependence
- Heaviness of Smoking Index Calculator (HSI)
- Pack Year Calculator
- Cigarette Calculator (Cigarettes Smoked and Life Lost)
- Smoking Recovery Timeline Calculator
- Sobriety Calculator (Days Sober)
- Caffeine Calculator (Daily Intake and Half-Life)
- Finnegan Score Calculator (Neonatal Abstinence Syndrome)
- eGFR Calculator (CKD-EPI 2021, MDRD and Cockcroft–Gault)
- Glomerular Filtration Rate Calculator (Creatinine and Cystatin C)
- Creatinine Clearance Calculator (Cockcroft–Gault)
- Kidney Failure Risk Calculator (KFRE)
- Albumin to Creatinine Ratio Calculator (ACR)
- Urine Protein to Creatinine Ratio Calculator (UPCR)
- BUN to Creatinine Ratio Calculator
- FENa Calculator (Fractional Excretion of Sodium)
- FEUrea Calculator (Fractional Excretion of Urea)
- TTKG Calculator (Transtubular Potassium Gradient)
- Urine Output Calculator (mL/kg/h)
- Kt/V Calculator (Dialysis Adequacy)
- URR Calculator (Urea Reduction Ratio)
- Bladder Volume Calculator (Ultrasound)
- Prostate Volume Calculator
- PSA Density Calculator
- PSA Doubling Time Calculator
- Adrenal Washout Calculator (CT)
- Kidney Stone Passage Calculator
- EORTC Bladder Cancer Recurrence and Progression Score
- Anion Gap Calculator (with Albumin Correction)
- Acid–Base Calculator (ABG Interpretation)
- Winters’ Formula Calculator (Expected PaCO₂)
- Blood pH Calculator (Henderson–Hasselbalch)
- VBG to ABG Calculator (Venous to Arterial Blood Gas)
- Bicarbonate Deficit Calculator
- Urine Anion Gap Calculator
- Corrected Calcium Calculator (Albumin-Adjusted)
- Corrected Magnesium Calculator
- Serum Osmolality and Osmolal Gap Calculator
- Plasma Osmolality Calculator
- Corrected Sodium Calculator (Hyperglycaemia)
- Sodium Change Calculator (Adrogué–Madias)
- Sodium Correction Rate Calculator (Infusion Rate)
- Sodium Deficit Calculator
- Free Water Deficit Calculator
- Total Body Water Calculator (Watson Formula)
- Water Intake Calculator (How Much Water to Drink)
- Parkland Formula Calculator (Burns Fluid)
- IV Flow Rate Calculator (mL/h and Drops per Minute)
- Drops per Minute Calculator (IV Drip Rate)
- Drip Rate Calculator (Dose to Infusion Rate)
- Absolute Neutrophil Count Calculator (ANC)
- ANC Calculator without Bands
- Absolute Lymphocyte Count Calculator
- Absolute Eosinophil Count Calculator
- Neutrophil to Lymphocyte Ratio Calculator (NLR)
- Reticulocyte Count Calculator (Corrected and RPI)
- Corrected Reticulocyte Count Calculator
- RBC Indices Calculator (MCV, MCH, MCHC)
- Mentzer Index Calculator
- Hematocrit to Hemoglobin Calculator
- mmol/L to mg/dL Converter (Lab Values)
- Albumin to Globulin Ratio Calculator
- Transferrin Saturation Calculator (TSAT)
- Iron Deficiency Calculator (Ganzoni Formula)
- INR Calculator (International Normalized Ratio)
- Age-Adjusted D-dimer Calculator
- 4Ts Score Calculator (Heparin-Induced Thrombocytopenia)
- DIC Score Calculator (ISTH Overt DIC)
- IPI Calculator (DLBCL Prognosis)
- MIPI Calculator (Mantle Cell Lymphoma Prognosis)
- Blood Volume Calculator (Nadler Formula)
- Plasma Volume Calculator
- Allowable Blood Loss Calculator
- Fresh Frozen Plasma Dose Calculator
- Blood Donation Eligibility Date Calculator
- Blood Donor Compatibility Calculator
- Blood Type Calculator (Child’s Blood Type from Parents)
- BMI Percentile Calculator for Children and Teens
- Child Height Percentile Calculator
- Child Weight Percentile Calculator
- Baby Percentile Calculator (WHO Growth Charts)
- Head Circumference Percentile Calculator
- Fetal Weight Percentile Calculator (Hadlock)
- Birth Weight Percentile Calculator
- IQ Percentile Calculator
- Adjusted Age Calculator (Corrected Age for Premature Babies)
- Apgar Score Calculator
- Baby Eye Color Calculator
- Baby Formula Calculator (How Much Formula)
- Breast Milk Intake Calculator
- Exclusive Pumping Calculator
- Child Height Predictor (Adult Height Calculator)
- Maintenance Fluids Calculator (Holliday–Segar 4-2-1)
- GIR Calculator (Glucose Infusion Rate)
- Pediatric Blood Pressure Calculator (Screening)
- Pediatric Blood Volume Calculator
- Pediatric Transfusion Volume Calculator
- Pediatric eGFR Calculator (Bedside Schwartz)
- PECARN Head Injury Rule Calculator
- Dosage Calculator (mg/kg)
- Drug Half-Life Calculator
- mcg to IU Converter (Vitamins)
- Medicine Schedule Calculator (Three Times a Day)
- Prescription Refill Calculator
- Morphine Milligram Equivalents Calculator (MME)
- Fish Oil Calculator (EPA and DHA)
- Carboplatin Dose Calculator (Calvert Formula)
- IVIG Dose Calculator
- tPA Dose Calculator (Alteplase and Tenecteplase for Stroke)
- A-a Gradient Calculator (Alveolar–Arterial Oxygen Gradient)
- PaO₂/FiO₂ Ratio Calculator (P/F Ratio)
- Oxygenation Index Calculator (OI and OSI)
- Mean Airway Pressure Calculator
- Tidal Volume Calculator (Predicted Body Weight)
- RSBI Calculator (Rapid Shallow Breathing Index)
- Dead Space Calculator (Bohr–Enghoff)
- Qp/Qs Ratio Calculator (Shunt Fraction)
- ETT Size Calculator (Endotracheal Tube Size and Depth)
- FEV1/FVC Ratio Calculator (Spirometry)
- Lung Capacity Calculator (Predicted Lung Volumes)
- Vital Capacity Calculator
- Peak Flow Calculator (Predicted PEF and Asthma Zones)
- Light’s Criteria Calculator (Pleural Effusion)
- Lung Nodule Growth Rate Calculator (Volume Doubling Time)
- CURB-65 Calculator (Pneumonia Severity)
- Pneumonia Severity Index Calculator (PSI/PORT)
- BODE Index Calculator (COPD Survival)
- Lung Cancer Risk Calculator for Smokers (PLCOm2012)
- Glasgow Coma Scale Calculator (GCS)
- NIH Stroke Scale Calculator (NIHSS)
- ICH Score Calculator (Intracerebral Haemorrhage)
- qSOFA Calculator (Quick SOFA for Sepsis)
- SOFA Score Calculator (Sequential Organ Failure Assessment)
- APACHE II Score Calculator
- SAPS II Calculator (Simplified Acute Physiology Score)
- MEWS Calculator (Modified Early Warning Score)
- Sepsis Calculator (SIRS Criteria and Sepsis Screening)
- Shock Index Calculator
- Revised Trauma Score Calculator (RTS)
- Injury Severity Score Calculator (ISS)
- Alvarado Score Calculator (Appendicitis)
- LRINEC Score Calculator (Necrotising Fasciitis)
- NEDOCS Calculator (Emergency Department Overcrowding)
- MELD Score Calculator (MELD 3.0, MELD-Na and Original MELD)
- Child–Pugh Score Calculator (Cirrhosis Severity)
- FIB-4 Calculator (Liver Fibrosis)
- APRI Calculator (AST to Platelet Ratio Index)
- AST/ALT Ratio Calculator (De Ritis Ratio)
- NAFLD Fibrosis Score Calculator
- Maddrey Discriminant Function Calculator (Alcoholic Hepatitis)
- Lille Score Calculator (Response to Steroids in Alcoholic Hepatitis)
- Crohn’s Disease Activity Index Calculator (CDAI)
- NNT Calculator (Number Needed to Treat)
- Incidence Rate Calculator
- Mortality Rate Calculator (Death Rate and Case Fatality)
- Vaccine Efficacy Calculator
- Herd Immunity Calculator
- SIR Epidemic Model Calculator
- Hand Sanitizer Calculator (WHO Formulation)
- BED and EQD2 Calculator (Radiotherapy)
- Medical Radiation Dose Calculator (X-ray and CT)
- Radiation Dose Converter (Gy, Sv, rad, rem)
- TI-RADS Calculator (ACR Thyroid Nodule Score)
- Barthel Index Calculator (Activities of Daily Living)
- Braden Scale Calculator (Pressure Ulcer Risk)
- Morse Fall Scale Calculator
- BIMS Calculator (Brief Interview for Mental Status)
- Charlson Comorbidity Index Calculator (CCI)
- Frailty Calculator (FRAIL Scale)
- Osteoporosis Risk Calculator (ORAI and OST)
- Tinetti Test Calculator (Balance and Gait)
- Visual Acuity Converter (20/20 Vision)
- Centor Score Calculator (Modified McIsaac, Strep Throat)
- Aldrete Score Calculator (Post-Anaesthesia Recovery)
- BASDAI Calculator (Ankylosing Spondylitis Activity)
- Beighton Score Calculator (Joint Hypermobility)
- Berg Balance Scale Calculator
- DASI Calculator (Duke Activity Status Index)
- Fatigue Severity Scale Calculator (FSS)
- EASI Score Calculator (Eczema Area and Severity Index)
- SCORAD Calculator (Atopic Dermatitis)
- Free Testosterone Calculator (Vermeulen)
- Noise Exposure Calculator (Safe Listening Time)
- Car Heat Calculator (Temperature Inside a Parked Car)
- Dog Walking Calories Calculator
- Time of Death Calculator (Body Temperature)
- Target Heart Rate Calculator
Math calculators
416 calculatorsPercentages, fractions, algebra, geometry and trigonometry solved step by step.
- Average Percentage Calculator
- Fraction to Percent Calculator
- Decimal to Percent Converter
- Doubling Time Calculator
- Percentage Calculator
- Percentage Change Calculator
- Percentage Decrease Calculator
- Percentage Difference Calculator
- Percentage Increase Calculator
- Percentage of a Percentage Calculator
- Percentage Point Calculator
- Percent Error Calculator
- Time Percentage Calculator
- Percent to Goal Calculator
- Relative Change Calculator
- Slope Percentage Calculator
- Absolute Value Equation Calculator
- Absolute Value Inequalities Calculator
- Adding and Subtracting Polynomials Calculator
- Bessel Function Calculator
- Binomial Coefficient Calculator
- Box Method Calculator
- Completing the Square Calculator
- Complex Conjugate Calculator
- Complex Number Calculator
- Complex Root Calculator
- Cubic Equation Calculator
- Descartes’ Rule of Signs Calculator
- Diamond Problem Calculator
- Direct Variation Calculator
- Discriminant Calculator
- Elimination Method Calculator
- Error Function Calculator
- Factoring Trinomials Calculator
- FOIL Calculator
- Gamma Function Calculator
- Generic Rectangle Calculator
- Graphing Inequalities on a Number Line Calculator
- Graphing Quadratic Inequalities Calculator
- Hyperbolic Functions Calculator
- Inequality to Interval Notation Calculator
- Interval Notation Calculator
- Inverse Variation Calculator
- Multiplying Binomials Calculator
- Multiplying Polynomials Calculator
- Partial Fraction Decomposition Calculator
- Perfect Square Trinomial Calculator
- Polynomial Division Calculator
- Power Set Calculator
- Quadratic Formula Calculator (Quadratic Equation Solver)
- Quaternion Calculator
- Rational Zeros Calculator
- Square of a Binomial Calculator
- Subset Calculator
- Substitution Method Calculator
- Synthetic Division Calculator
- System of Equations Calculator
- Truth Table Generator
- Union and Intersection Calculator
- Linear Equation Calculator
- Absolute Change Calculator
- Absolute Value Calculator
- Adding and Subtracting Fractions Calculator
- Addition Calculator
- Associative Property Calculator
- Average Calculator
- Ceiling Function Calculator
- Chinese Remainder Theorem Calculator
- Compatible Numbers Calculator
- Consecutive Integers Calculator
- Cross Multiplication Calculator
- Cube Root Calculator
- Decimal Calculator
- Digital Root Calculator
- Distributive Property Calculator
- Divisibility Test Calculator
- Long Division Calculator
- Egyptian Fractions Calculator
- Expanded Form Calculator
- Factor Calculator
- Factorial Calculator
- Fermat’s Little Theorem Calculator
- Floor Division Calculator
- Floor Function Calculator
- Fundamental Counting Principle Calculator
- GCF Calculator (Greatest Common Factor)
- GCF and LCM Calculator
- Geometric Mean Calculator
- Greater Than or Less Than Calculator
- Harmonic Mean Calculator
- Integer Calculator
- Inverse Modulo Calculator
- LCM Calculator (Least Common Multiple)
- Long Addition Calculator
- Long Multiplication Calculator
- Long Subtraction Calculator
- Magic Square Calculator
- Mean Calculator
- Modulo Calculator
- Multiplication Calculator
- Multiplicative Inverse Calculator
- Multiplicative Inverse Modulo Calculator
- Order of Magnitude Calculator
- Partial Products Calculator
- Perfect Cube Calculator
- Perfect Square Calculator
- Pi Experiments Calculator
- Place Value Calculator
- Polish Notation Converter
- Power Mod Calculator
- Powers of i Calculator
- Prime Factorization Calculator
- Prime Number Calculator
- Quotient Calculator
- Radical Calculator
- Rationalize Denominator Calculator
- Rational or Irrational Calculator
- Reciprocal Calculator
- Relatively Prime Calculator
- Remainder Calculator
- Reverse FOIL Calculator
- Root Calculator (n-th Root)
- Root Mean Square Calculator
- Rounding Calculator
- Round to the Nearest Thousand Calculator
- Scientific Notation Calculator
- Set Builder Calculator
- Significant Figures Calculator (Sig Figs)
- Simplify Cube Root Calculator
- Simplifying Radicals Calculator
- Square Root Calculator
- Standard Form Calculator
- Subtracting Fractions Calculator
- Subtraction Calculator
- Digit Sum Calculator
- Sum of Products Calculator
- Terminating Decimals Calculator
- Triangular Numbers Calculator
- Weighted Average Calculator
- Average Rate of Change Calculator
- Bilinear Interpolation Calculator
- Catenary Curve Calculator
- Coordinate Grid Calculator
- Cosine Similarity Calculator
- Cross Product Calculator
- Cylindrical Coordinates Calculator
- Direction of the Vector Calculator
- Distance Between Two Points Calculator (Distance Formula)
- Distance from Point to Plane Calculator
- Dot Product Calculator
- Endpoint Calculator
- Equation of a Plane Calculator
- Equation of a Sphere Calculator
- Gradient Calculator
- Intersection of Two Lines Calculator
- Irregular Polygon Area Calculator
- Latus Rectum Calculator
- Least Squares Regression Line Calculator
- Linear Interpolation Calculator
- Line Equation from Two Points Calculator
- Line of Intersection of Two Planes Calculator
- Manhattan Distance Calculator
- Midpoint Calculator
- Parabola Calculator
- Parallel Line Calculator
- Perpendicular Line Calculator
- Point Slope Form Calculator
- Cartesian to Polar Coordinates Calculator
- Polynomial Graphing Calculator
- Ratios of Directed Line Segments Calculator
- Rise Over Run Calculator
- Rotation Calculator
- Scatter Plot Calculator
- Sigmoid Calculator
- Slope Calculator
- Slope Intercept Form Calculator
- Spherical Coordinates Calculator
- Standard Form to Slope Intercept Form Calculator
- Three-Dimensional Distance Calculator
- Triangulation Calculator
- Unit Vector Calculator
- Vector Calculator
- Vector Addition Calculator
- Vector Magnitude Calculator
- Vector Projection Calculator
- Vertex Form Calculator
- Volume of a Parallelepiped Calculator
- y Intercept Calculator
- Adding Fractions Calculator
- Comparing Fractions Calculator
- Decimal to Fraction Calculator
- Dividing Fractions Calculator
- Equivalent Fractions Calculator
- Fraction Calculator
- Fraction Exponent Calculator
- Fraction to Decimal Converter
- Golden Ratio Calculator
- Improper Fraction to Mixed Number Calculator
- LCD Calculator – Least Common Denominator
- Least To Greatest Fraction Calculator
- Lowest Term Calculator
- Mixed Number Calculator
- Mixed Number to Improper Fraction Calculator
- Multiplying Fractions Calculator
- Proportion Calculator
- Ratio Calculator
- Simplify Fractions Calculator
- Unit Rate Calculator
- Adjoint Matrix Calculator
- Characteristic Polynomial Calculator
- Cholesky Decomposition Calculator
- Cofactor Expansion Calculator
- Cofactor Matrix Calculator
- Column Space Calculator
- Condition Number Calculator
- Corner Point Calculator
- Cramer’s Rule Calculator
- Diagonalize Matrix Calculator
- Eigenvalue and Eigenvector Calculator
- Gauss-Jordan Elimination Calculator
- Gram-Schmidt Calculator
- Hadamard Product Calculator
- Inverse Matrix Calculator
- Linear Combination Calculator
- Linear Independence Calculator
- LU Decomposition Calculator
- Matrix Calculator
- Matrix Addition and Subtraction Calculator
- Matrix by Scalar Calculator
- Matrix Determinant Calculator
- Matrix Multiplication Calculator
- Matrix Norm Calculator
- Matrix Power Calculator
- Matrix Rank Calculator
- Matrix Trace Calculator
- Matrix Transpose Calculator
- Null Space Calculator
- Polar Decomposition Calculator
- Pseudoinverse Calculator
- QR Decomposition Calculator
- (Reduced) Row Echelon Form Calculator
- Singular Values Calculator
- SVD Calculator
- Tensor Product Calculator
- Sine Calculator
- Cosine Calculator
- Tangent Calculator
- Cosecant Calculator
- Secant Calculator
- Cotangent Calculator
- Arcsin Calculator
- Arccos Calculator
- Arctan Calculator
- Inverse Trigonometric Functions Calculator
- Cofunction Calculator
- Double Angle Formula Calculator
- Half Angle Calculator
- Power Reducing Calculator
- Sum and Difference Identities Calculator
- Trig Identities Calculator
- Trigonometric Functions Calculator
- Unit Circle Calculator
- Phase Shift Calculator
- Law of Cosines Calculator
- Law of Sines Calculator
- Right Triangle Trigonometry Calculator
- Area Calculator
- Perimeter Calculator
- Rectangle Calculator
- Square Calculator
- Golden Rectangle Calculator
- Hexagon Calculator
- Pentagon Calculator
- Octagon Calculator
- Regular Polygon Calculator
- Trapezoid Calculator
- Parallelogram Calculator
- Quadrilateral Calculator
- Crescent Area Calculator
- Center of Mass Calculator
- Centroid Calculator
- Orthocenter Calculator
- Chord Length Calculator
- Segment Area Calculator
- Conic Sections Calculator
- Cross-Sectional Area Calculator
- Moment of Inertia Calculator
- Cycloid Calculator
- Mobius Strip Calculator
- Spiral Length Calculator
- Star Shape Calculator
- Segment Addition Postulate Calculator
- Ellipse Calculator
- 30 60 90 Triangle Calculator
- 45 45 90 Triangle Calculator
- Special Right Triangles Calculator
- Pythagorean Theorem Calculator
- Right Triangle Calculator
- Right Triangle Side and Angle Calculator
- Right Triangle Area Calculator
- Hypotenuse Calculator
- Equilateral Triangle Calculator
- Isosceles Triangle Calculator
- Heron’s Formula Calculator
- Triangle Area Calculator
- Triangle Perimeter Calculator
- Triangle Angle Calculator
- Triangle Height Calculator
- Triangle Inequality Calculator
- Circumscribed Circle Calculator
- Classifying Triangles Calculator
- Pythagorean Triples Calculator
- Similar Triangles Calculator
- Circle Calculator
- Area of a Circle Calculator
- Circumference Calculator
- Circumference to Radius Calculator
- Arc Length Calculator
- Sector Area Calculator
- Sector and Arc Length Calculator
- Semicircle Area Calculator
- Annulus Calculator
- Equation of a Circle Calculator
- Square in a Circle Calculator
- Coin Rotation Paradox Calculator
- String Girdling Earth Calculator
- Tangent of a Circle Calculator
- Circle Theorems Calculator
- Angle Between Two Vectors Calculator
- Central Angle Calculator
- Clock Angle Calculator
- Complementary Angles Calculator
- Supplementary Angles Calculator
- Coterminal Angle Calculator
- Reference Angle Calculator
- Cube Calculator
- Rectangular Prism Calculator
- Sphere Calculator
- Area of a Hemisphere Calculator
- Volume of a Hemisphere Calculator
- Cylinder Calculator
- Cone Calculator
- Right Rectangular Pyramid Calculator
- Pyramid Volume Calculator
- Pyramid Angle Calculator
- Slant Height Calculator
- Ellipsoid Volume Calculator
- Euler’s Formula for Polyhedra Calculator
- Great Circle Calculator
- Lateral Area of a Trapezoidal Prism Calculator
- Trapezoidal Prism Volume Calculator
- Surface Area Calculator
- Volume Calculator
- Surface Area to Volume Ratio Calculator
- Tetrahedron Volume Calculator
- Torus Calculator
- Torus Volume Calculator
- Torus Surface Area Calculator
- Triangular Prism Calculator
- Surface Area of a Triangular Prism Calculator
- Arithmetic Sequence Calculator
- Geometric Sequence Calculator
- Fibonacci Calculator
- Sequence Calculator
- Sum of Series Calculator
- Sum of Linear Number Sequence Calculator
- Harmonic Number Calculator
- Lagrange Error Bound Calculator
- Pascal’s Triangle Calculator
- Collatz Conjecture Calculator
- Convolution Calculator
- Log Calculator
- Natural Log Calculator
- Log Base 2 Calculator
- Antilog Calculator
- Change of Base Calculator
- Condense Logarithms Calculator
- Expanding Logarithms Calculator
- Negative Log Calculator
- e Power x Calculator
- Exponent Calculator
- Power of a Power Calculator
- Multiplying Exponents Calculator
- Dividing Exponents Calculator
- Multiplying Radicals Calculator
- Dividing Radicals Calculator
- Exponential Form Calculator
- Exponential Function Calculator
- Exponential Growth Calculator
- Bitwise Calculator
- Bitwise AND Calculator
- Bitwise OR Calculator
- Bitwise XOR Calculator
- Bitwise NOR Calculator
- Bit Shift Calculator
- Binary Addition Calculator
- Binary Subtraction Calculator
- Binary Multiplication Calculator
- Binary Division Calculator
- Binary Calculator
- Binary Fraction Calculator
- Two’s Complement Calculator
- One’s Complement Calculator
- Queueing Theory Calculator
- Cyclomatic Complexity Calculator
- Involute Function Calculator
- Potato Paradox Calculator
- Miracle Calculator
- Ugly Duckling Theorem Calculator
- RSA Calculator
- Luhn Algorithm Calculator
- Mayan Numerals Calculator
- Babylonian Numbers Calculator
- Linear Feedback Shift Register Calculator
- Hilbert’s Hotel Paradox Calculator
- Galileo’s Paradox Calculator
Other calculators
221 calculatorsEducation, photo and video, music, tech, networking, logistics and more.
- ACT Score Calculator (Enhanced ACT)
- AP Biology Score Calculator
- AP Chemistry Score Calculator
- AP English Language Score Calculator
- AP World History Score Calculator
- Classroom Spacing Calculator
- College GPA Calculator
- GPA Calculator Pakistan (HEC)
- Grade Curve Calculator
- Graduation Year Calculator
- Graduation Year by Birthday Calculator
- GWA Calculator (General Weighted Average)
- High School GPA Calculator
- IELTS Score Calculator
- Impact Factor Calculator
- Middle School GPA Calculator
- PTE Score Calculator (PTE to IELTS)
- School Age Calculator
- Semester Grade Calculator
- Test Grade Calculator
- Volunteer Engagement Profile Calculator
- What Grade Was I In Calculator
- Depth of Field Calculator
- Hyperfocal Distance Calculator
- Camera Field of View Calculator
- Crop Factor and Equivalent Focal Length Calculator
- Crop Factor Calculator (Sensor Size Comparison)
- Focal Length Calculator (from Subject Size and Distance)
- Camera Lens Magnification Calculator (Macro and Extension Tubes)
- Exposure Value Calculator (EV from Aperture, Shutter and ISO)
- Shutter Speed Calculator
- Blink-Free Photos Calculator (Group Photo Odds)
- Contrast Ratio Calculator (WCAG Colour Contrast Checker)
- Film Footage Calculator (Length, Frames and Running Time)
- 3D Render Time Calculator
- Aspect Ratio Calculator
- 16:9 Aspect Ratio Calculator
- 16:10 Aspect Ratio Calculator
- 4:3 Aspect Ratio Calculator
- CSS Aspect Ratio Calculator
- Pixel Aspect Ratio Calculator (PAR, SAR and DAR)
- Portrait Aspect Ratio Calculator
- Screen Ratio Calculator
- Frames to Timecode Calculator
- Timecode to Frames Calculator
- Image File Size Calculator
- Image Ratio Calculator
- Pixels to Print Size Calculator
- PPI Calculator (Pixels per Inch)
- Projector Calculator (Throw Distance, Screen Size and Brightness)
- Resolution Scale Calculator
- Time-Lapse Calculator
- TV Mounting Height Calculator
- Vertical Exaggeration Calculator
- Video File Size Calculator
- Video Frame Size Calculator
- Playback Speed Calculator
- Audio File Size Calculator
- BPM Calculator (Tempo, Beat and Bar Duration)
- Delay and Reverb Time Calculator (BPM to ms)
- Chord Calculator (Notes in Any Chord)
- Chord Finder (Name a Chord from Its Notes)
- Chord Inversion Calculator
- Chord Progression Calculator
- Chord Transposer
- Fret Calculator (Fret Position and Spacing)
- Guitar String Tension Calculator (D’Addario Unit Weights)
- Harmonic Series Calculator (Overtones of a Note)
- Key Signature Calculator
- Music Duration Calculator (Song Length from Tempo)
- Music Interval Calculator
- Music Scale Calculator (Notes of Any Scale)
- Music Transposer (Transpose Notes to Another Key)
- Note Frequency Calculator (Hz of Any Note)
- Port Length Calculator (Bass-Reflex Vent)
- Port Length Quiz (Subwoofer Practice Questions)
- Semitone Calculator (Frequency Interval and Cents)
- Speaker Box Calculator (Panel Sizes and Volume)
- Vocal Range Calculator (Voice Type Finder)
- 3D Printing Cost Calculator
- Amdahl’s Law Calculator
- Battery Capacity Calculator
- Battery Size Calculator
- Cable Impedance Calculator (Coax and Twisted Pair)
- Chmod Calculator (Octal ↔ Symbolic Permissions)
- PCB Crosstalk Calculator
- Drone Flight Time Calculator
- Drone Motor Calculator (Thrust per Motor)
- Duty Cycle Calculator
- eDPI Calculator (Effective Mouse Sensitivity)
- Floating-Point Converter (IEEE 754)
- Ground Sample Distance Calculator (GSD)
- Impedance Matching Calculator (L, Pi and T Networks)
- LM317 Calculator (Adjustable Voltage Regulator)
- Logic Gate Calculator (Truth Tables)
- Op-Amp Gain Calculator
- PCB Impedance Calculator (Microstrip and Stripline)
- PCB Trace Current Calculator (IPC-2221)
- PCB Trace Resistance Calculator
- PCB Trace Width Calculator (IPC-2221)
- Pi Attenuator Calculator
- Propagation Delay Calculator
- RAID Calculator (Capacity, Speed and Cost)
- RAM Latency Calculator (CAS Latency to ns)
- RF Unit Converter (dBm, dBµV, Volts, Watts)
- Total Harmonic Distortion Calculator (THD)
- Text to Binary Converter
- Binary to Text Converter
- Text to Hex Converter
- Hex to Text Converter
- ASCII Converter (Text, Binary, Hex, Decimal)
- Capital Case Converter (Capitalize Each Word)
- Sentence Case Converter
- Title Case Converter (AP, APA, Chicago, MLA)
- Gothic Font Generator (Fraktur / Blackletter)
- Small Caps Generator
- Small Text Generator (Tiny Text)
- Subscript Generator (₁₂₃)
- Superscript Generator (¹²³)
- Strikethrough Text Generator
- Mirror Text Generator (Reverse Writing)
- Wingdings Translator
- Morse Code Translator
- Letters to Numbers Converter (A1Z26 and more)
- Numbers to Letters Converter
- T9 to Text Converter (Phone Keypad)
- Caesar Cipher Encoder and Decoder
- Vigenère Cipher Encoder and Decoder
- Hamming Code Calculator (Encode, Detect, Correct)
- Hamming Distance Calculator
- Hash Identifier (Hash Type Checker)
- Parity Bit Calculator (Even and Odd)
- Even Parity Calculator (Generator and Checker)
- Odd Parity Calculator (Generator and Checker)
- Parity Calculator (Even or Odd Number)
- Password Strength (Entropy) Calculator
- Bandwidth Calculator
- Bandwidth-Delay Product Calculator
- Base64 Encoder and Decoder
- Baud Rate Calculator
- Data Transfer Calculator
- IP Address Converter
- IP Subnet Calculator (CIDR)
- CIDR Calculator
- Streaming Bitrate Calculator
- Upload Time Calculator
- Uptime and Downtime Calculator (SLA)
- Among Us Impostor Probability Calculator
- Drop Chance Calculator
- K/D Ratio Calculator
- Minecraft Circle Generator
- Minecraft End Portal Finder
- Minecraft Stack Calculator
- Minecraft Nether Portal Calculator
- Pokémon GO Candy Calculator
- Minecraft Pyramid Block Calculator
- Rust Decay Calculator
- The Witcher: Monster Slayer XP Calculator
- CBM Calculator (Shipping Volume)
- Container Loading Calculator
- Dimensional Weight Calculator
- DPMO Calculator (Six Sigma)
- Freight Class Calculator (NMFC Density)
- Pallet Calculator (Boxes per Pallet)
- Reorder Point Calculator
- Takt Time Calculator
- Days Until Christmas Calculator (Christmas Countdown)
- Days Until Valentine’s Day Calculator
- New Year’s Countdown Calculator
- Days Until Fall Calculator (Autumn Countdown)
- Easter Date Calculator (Western and Orthodox)
- Christmas Tree Calculator (Lights, Ribbon and Baubles)
- Humans vs Vampires Calculator (Population Model)
- Mayan Calendar Converter (Long Count, Tzolk’in, Haab’)
- New Year’s Resolution Calculator
- Snowman Calculator
- Trick-or-Treat Candy Calculator
- White Christmas Calculator (Chance of Snow on Christmas)
- Zombie Invasion Calculator (Outbreak Simulator)
- Haversine Distance Calculator (Latitude and Longitude)
- Azimuth Calculator (Bearing Between Two Points)
- Earthquake Calculator (Magnitude, Energy and Intensity)
- Rainfall Volume Calculator
- Rain to Snow Calculator (Snow-to-Liquid Ratio)
- Antipode Calculator (Opposite Side of the Earth)
- Age on Other Planets Calculator
- AI Job Risk Calculator
- Angle of Impact Calculator (Bloodstain)
- Aquarium Volume Calculator
- Aquarium Glass Thickness Calculator
- CV Screening and Interview Time Calculator
- Diamond Weight Calculator
- Carat Weight Calculator
- Diamond Carat Calculator
- MM to Carat Conversion Calculator
- DnD Money Converter (Coins)
- 5e Encounter Calculator (D&D)
- Hit Points Calculator (D&D 5e)
- Point Buy Calculator (D&D 5e)
- Engagement Rate Calculator (Social Media)
- US Flag Proportions Calculator
- Gender Wage Gap Calculator
- Hire an Expert vs Train a Fresher Calculator
- Matched Betting Calculator
- NaNoWriMo Calculator (Novel Writing Challenge Tracker)
- Oxygen Tank Duration Calculator
- Pay Gap Calculator (US, by Sex and Race)
- PERT Calculator (Three-Point Estimate)
- Pizza Tip Calculator (Delivery, Pickup and Dine-In)
- Poker EV Calculator (Expected Value)
- Poker Odds Calculator (Texas Hold’em Equity and Outs)
- Rounds per Minute Calculator (Rate of Fire)
- Salt Dough Calculator (Recipe Scaler)
- Sandbox Sand Calculator
- Dating Theory Calculator (Optimal Stopping)
- Streaming Royalties Calculator (Spotify, Apple Music and More)
- Tip from Net Price Calculator
- Travel Expenses Calculator (Job Interview Trips)
- Poker Pot Odds Calculator
- Writing Goal Calculator (Words per Day)
- Internet Speed Test (Download, Upload and Ping)
Physics calculators
482 calculatorsMotion, forces, energy, electricity, waves and thermodynamics with SI and imperial units.
- Ohm’s Law Calculator
- Wind Chill Calculator
- Arrow Speed Calculator
- Ballistic Coefficient Calculator
- Car Jump Distance Calculator
- Conservation of Momentum Calculator
- Displacement Calculator
- Free Fall Calculator
- Free Fall with Air Resistance Calculator
- Friction Calculator
- Ground Speed Calculator
- Horizontal Projectile Motion Calculator
- Impulse and Momentum Calculator
- Inclined Plane Calculator
- Magnitude of Acceleration Calculator
- Maximum Height Calculator (Projectile Motion)
- MOA Calculator (Minute of Angle)
- Momentum Calculator
- Muzzle Velocity Calculator
- Polar Moment of Inertia Calculator
- Projectile Motion Calculator
- Projectile Range Calculator (Projectile Motion)
- Time of Flight Calculator (Projectile Motion)
- Projectile Trajectory Calculator
- Quarter Mile Calculator
- Resultant Velocity Calculator
- Rolling Resistance Calculator
- Sled Ride Calculator
- SUVAT Calculator
- Terminal Velocity Calculator
- Velocity Calculator
- Acceleration Calculator
- Angle of Banking Calculator
- Car Crash Force Calculator
- Force Calculator
- Gravitational Force Calculator
- Hooke’s Law Calculator
- kg to Newtons Calculator
- Newton’s Second Law Calculator
- Newton’s Third Law Calculator
- Normal Force Calculator
- Resultant Force Calculator (Net Force)
- Stopping Distance Calculator
- Tension Calculator
- Car Center of Mass Calculator
- Pounds per Square Inch Calculator
- Pressure Calculator
- Reduced Mass Calculator
- Weight on Other Planets Calculator
- Bullet Energy Calculator
- FPE Calculator (Foot-Pounds of Energy)
- EIRP Calculator (Effective Isotropic Radiated Power)
- Elastic Potential Energy Calculator
- Impact Energy Calculator
- Kinetic Energy Calculator
- Potential Energy Calculator
- Power-to-Weight Ratio Calculator
- Recoil Energy Calculator
- Signal-to-Noise Ratio Calculator
- Watt Converter
- Work Calculator
- Work and Power Calculator
- Angular Acceleration Calculator
- Angular Displacement Calculator
- Angular Frequency Calculator
- Angular Momentum Calculator
- Angular Velocity Calculator
- Centrifugal Force Calculator
- Centrifuge Speed Calculator (RPM and RCF)
- Centripetal Force Calculator
- Circular Motion Calculator
- Coriolis Effect Calculator
- Damping Ratio Calculator
- Flywheel Energy Storage Calculator
- Frequency Calculator
- Harmonic Wave Equation Calculator
- Kinetic Energy of a Pendulum Calculator
- Mass Moment of Inertia Calculator
- Physical Pendulum Calculator
- Rotational Kinetic Energy Calculator
- Rotational Stiffness Calculator
- Simple Harmonic Motion Calculator
- Simple Pendulum Calculator
- Torque Calculator
- Wavelength Calculator
- Angular Resolution Calculator
- Aperture Area Calculator
- Binoculars Range Calculator
- Blackbody Radiation Calculator
- Bragg’s Law Calculator
- Brewster’s Angle Calculator
- Contact Lens Vertex Calculator
- Diffraction Grating Calculator
- Diopter Calculator
- Distance to Horizon Calculator
- Earth Curvature Calculator
- Index of Refraction Calculator
- Laser Beam Divergence Calculator
- Laser Beam Expander Calculator
- Laser Brightness Calculator
- Laser Linewidth and Bandwidth Calculator
- Laser Beam Spot Size Calculator
- Lens Maker’s Equation Calculator
- Lumen Calculator (Lumen to Lux to Candela)
- Lux to Foot Candles Converter
- Malus’s Law Calculator
- Mirror Equation Calculator
- Optical Density Calculator
- Radar Horizon Calculator
- Snell’s Law Calculator
- Speed of Light Calculator
- Telescope Field of View Calculator
- Telescope Magnification Calculator
- Lens Magnification Calculator
- Thin-Film Optical Coating Calculator
- Thin Lens Equation Calculator
- Acoustic Impedance Calculator
- Alfvén Velocity Calculator
- Beat Frequency Calculator
- Critical Damping Calculator
- Decibel Calculator (Sound Level)
- dB Gain Calculator
- Distance Attenuation Calculator
- Doppler Effect Calculator
- Helmholtz Resonator Calculator
- Modulation Index Calculator
- Reverberation Time Calculator (RT60)
- Sound Absorption Coefficient Calculator
- Sound Wavelength Calculator
- Speed of Sound Calculator
- Speed of Sound in Solids Calculator
- Angle of Repose Calculator
- Angle of Twist Calculator
- Bend Allowance Calculator
- Brinell Hardness Number Calculator
- Buckling Calculator (Euler and Johnson)
- Bulk Modulus Calculator
- Copper Wire Weight Calculator
- Density Calculator
- Elastic Constants Calculator
- Elongation Calculator
- Factor of Safety Calculator
- Gold Weight Calculator
- Hoop Stress Calculator
- Impact Test Calculator (Charpy)
- Intrinsic Carrier Concentration Calculator
- Mohr’s Circle Calculator
- Natural Frequency Calculator
- Number Density Calculator
- Poisson’s Ratio Calculator
- Principal Stress Calculator
- Rockwell Hardness Calculator
- Section Modulus Calculator
- Shear Modulus Calculator
- Shear Strain Calculator
- Shear Stress Calculator
- Shear Wave Velocity Calculator
- Slenderness Ratio Calculator
- Specific Gravity Calculator
- Stiffness Matrix Calculator
- Stress Calculator
- Stress Concentration Factor Calculator
- Thermal Stress Calculator
- Torsional Constant Calculator
- Torsional Stiffness Calculator
- True Stress and True Strain Calculator
- Vickers Hardness Calculator
- Volume to Mass Calculator
- Von Mises Stress Calculator
- Young’s Modulus Calculator
- Belt Length Calculator
- Brake Mean Effective Pressure (BMEP) Calculator
- Carburetor CFM Calculator
- Crawl Ratio Calculator
- Diametral Pitch Calculator
- Engine Displacement Calculator
- Exhaust Diameter Calculator (Header Primary Tube)
- Fulcrum Calculator
- Gear Ratio Calculator
- Lever Calculator
- Linear Actuator Force Calculator
- Mechanical Advantage Calculator
- NPSH Calculator (Net Positive Suction Head)
- Piston Force Calculator
- Piston Speed Calculator
- Propeller Pitch Calculator
- Propeller Slip Calculator
- Pulley Calculator (Belt Drive)
- Pump Horsepower Calculator
- Shaft Size Calculator
- Speeds and Feeds Calculator
- Compression Spring Design Calculator
- Spring Rate Calculator
- Spring Rate Converter
- Torsional Spring Calculator
- Transmission Speed Calculator
- Wing Loading Calculator
- Alien Civilization Calculator
- Delta-v Calculator
- Earth Orbit Calculator
- Escape Velocity Calculator
- Exoplanet Discovery Calculator (Radial Velocity)
- Hohmann Transfer Calculator
- Ideal Rocket Equation Calculator
- Kepler’s Third Law Calculator
- Orbital Period Calculator
- Orbital Velocity Calculator
- Rocket Thrust Calculator
- Specific Impulse Calculator
- Synodic Period Calculator
- Thrust-to-Weight Ratio Calculator
- Black Hole Collision Calculator
- Black Hole Temperature Calculator (Hawking Radiation)
- Drake Equation Calculator
- Hubble’s Law Calculator
- Light-Year Calculator
- Luminosity Calculator
- Parallax Calculator
- Radiation Pressure Calculator
- Redshift Calculator
- Schwarzschild Radius Calculator
- Barn–Pole Paradox Calculator
- Bug–Rivet Paradox Calculator
- Electron Speed Calculator
- E = mc² Calculator (Mass–Energy Equivalence)
- Gravitational Time Dilation Calculator
- Length Contraction Calculator
- Relativistic Kinetic Energy Calculator
- Space Travel Calculator (Constant Acceleration)
- Time Dilation Calculator
- Relativistic Velocity Addition Calculator
- Acceleration of a Particle in an Electric Field Calculator
- AC Wattage Calculator
- Capacitance Calculator (Parallel Plate)
- Capacitive Reactance Calculator
- Conductivity to Resistivity Converter
- Coulomb’s Law Calculator
- Cutoff Frequency Calculator
- Cyclotron Frequency Calculator
- Debye Length Calculator
- Delta to Wye Conversion Calculator (Δ–Y)
- Electric Dipole Moment Calculator
- Drift Velocity Calculator
- Electrical Power Calculator
- Electric Field of a Point Charge Calculator
- Electric Motor Torque Calculator
- Electric Potential Calculator
- Energy Density of Electric and Magnetic Fields Calculator
- Excess Electrons Calculator
- Faraday’s Law Calculator
- Free-Space Path Loss Calculator
- Frequency Bandwidth Calculator
- Fresnel Zone Calculator
- Gauss’s Law Calculator
- Hall Coefficient Calculator
- Horsepower to Amps Calculator
- Inductive Reactance Calculator
- Insertion Loss Calculator
- Internal Resistance Calculator
- kVA Calculator
- Lorentz Force Calculator
- Magnetic Dipole Moment Calculator
- Magnetic Field of a Straight Wire Calculator
- Magnetic Permeability Calculator
- Power Dissipation Calculator
- Power Factor Calculator
- Skin Depth Calculator
- Voltage Drop Calculator
- Volts to Electron-Volts Calculator
- VSWR Calculator
- Watt Calculator
- Watt-Hour Calculator
- Watts to Amps Calculator
- Watts to Lux Calculator
- Boost Converter Calculator
- Buck Converter Calculator
- Inverting Buck-Boost Converter Calculator
- Flyback Converter Calculator
- Forward Converter Calculator
- Breaker Size Calculator
- Bridge Rectifier Calculator
- Capacitive Transformerless Power Supply Calculator
- Capacitor Charge Time Calculator
- Capacitor Code Calculator
- Capacitor Energy Calculator
- Capacitors in Series Calculator
- Capacitors in Parallel Calculator
- Capacitor Size Calculator
- Motor Capacitor Size Calculator
- Speaker Crossover Calculator
- Current Divider Calculator
- Dipole Antenna Calculator
- Generator Power Calculator
- Helical Coil Calculator
- High-Pass Filter Calculator
- Low-Pass Filter Calculator
- Ideal Transformer Calculator
- Inductor Energy Calculator
- J-Pole Antenna Calculator
- Magnetic Force Between Wires Calculator
- Magnetic Force on a Current-Carrying Wire Calculator
- MOSFET Calculator
- MOSFET Threshold Voltage Calculator (Body Effect)
- 555 Timer Astable Calculator
- Noise Figure Calculator
- Ohm’s Law and Power Calculator (V, I, R, P)
- SiPM Photon Detection Efficiency Calculator
- RC Time Constant Calculator
- Resistor Color Code Calculator
- Resistor Noise Calculator (Johnson–Nyquist)
- Resistor Voltage Drop Calculator
- Resistor Wattage Calculator
- Parallel Resistor Calculator
- Series Resistor Calculator
- LC Resonant Frequency Calculator
- RLC Circuit Calculator
- RLC Impedance Calculator
- RMS Voltage Calculator
- Shockley Diode Equation Calculator
- Solenoid Inductance Calculator
- Solenoid Magnetic Field Calculator
- Spherical Capacitor Calculator
- Three-Phase Power Calculator
- Transformer Sizing Calculator
- Transistor Biasing Calculator
- Voltage Divider Calculator
- Voltage Regulation Calculator
- Wheatstone Bridge Calculator
- Wire Gauge Calculator (AWG and SWG)
- Wire Resistance Calculator
- Wire Size Calculator
- LED Resistor Calculator
- API Gravity Calculator
- Archimedes’ Principle Calculator
- Bernoulli Equation Calculator
- Broad-Crested Weir Calculator
- Buoyancy Calculator
- Coefficient of Discharge Calculator
- Cv Calculator (Liquid Flow Coefficient)
- Valve Flow Coefficient Calculator (Liquids and Gases)
- Darcy’s Law Calculator
- Darcy–Weisbach Calculator (Pressure Drop)
- Differential Pressure Calculator (Kv)
- Drag Equation Calculator
- Fan Power Calculator
- Flow Rate Calculator
- Friction Factor Calculator
- Friction Loss Calculator (Hazen–Williams)
- Froude Number Calculator
- Hydraulic Conductivity Calculator
- Hydraulic Gradient Calculator
- Hydraulic Jump Calculator
- Hydraulic Press Calculator (Pascal’s Principle)
- Hydraulic Radius Calculator
- Hydrostatic Pressure Calculator
- Knudsen Number Calculator
- Lift Coefficient Calculator
- Mach Number Calculator
- Magnus Force Calculator
- Manometer Calculator
- Moisture Content Calculator
- Oblique Shock Calculator
- Open Channel Flow Calculator (Manning)
- Orifice Flow Calculator
- Pipe Flow Calculator (Manning, Gravity Pipe)
- Pipe Velocity Calculator
- Pneumatic Cylinder Force Calculator
- Poise–Stokes Converter (Dynamic to Kinematic Viscosity)
- Poiseuille’s Law Calculator
- Porosity and Permeability Calculator
- Pounds per Minute Calculator
- Prandtl–Meyer Expansion Calculator
- Prandtl Number Calculator
- Refrigerant Capillary Tube Calculator
- Reynolds Number Calculator
- Stokes’ Law Calculator (Terminal Settling Velocity)
- Water Density Calculator
- Water Pressure at Depth Calculator
- Water Viscosity Calculator
- Wind Correction Angle Calculator
- Wind Load Calculator
- Y+ Calculator (First Cell Height for CFD)
- Absolute Humidity Calculator
- Air Density Calculator
- Air Pressure at Altitude Calculator
- Cloud Base Calculator
- Density Altitude Calculator
- Dew Point Calculator
- Heat Index Calculator
- Kinematic Viscosity of Air Calculator
- Lightning Distance Calculator
- Mixing Ratio of Air Calculator
- Psychrometric Calculator
- Relative Humidity Calculator
- SCFM Calculator (Standard Cubic Feet per Minute)
- Temperature at Altitude Calculator
- True Airspeed Calculator
- Virtual Temperature Calculator
- Wet-Bulb Temperature Calculator
- Avogadro’s Law Calculator
- Biot Number Calculator
- Boltzmann Factor Calculator
- Boyle’s Law Calculator
- BTU to Tons Converter
- Tons to kW Converter (Refrigeration)
- Calorimetry Calculator
- Carnot Efficiency Calculator
- Charles’s Law Calculator
- Coefficient of Performance Calculator (COP)
- Compressibility Factor Calculator
- Curie’s Law Calculator
- Effectiveness–NTU Calculator (Heat Exchanger)
- Efficiency Calculator
- Electrical Mobility Calculator (Einstein Relation)
- Enthalpy Calculator
- Evaporation Rate Calculator
- Gay-Lussac’s Law Calculator
- Heat Capacity Calculator
- Heat Transfer Calculator
- Overall Heat Transfer Coefficient Calculator (U-value)
- Ideal Gas Density Calculator
- Ideal Gas Law Calculator
- Isentropic Flow Calculator
- Joule Heating Calculator
- Latent Heat Calculator
- LMTD Calculator (Log Mean Temperature Difference)
- Mean Free Path Calculator
- Mixed Air Calculator (Psychrometric Mixing)
- Mixed Air Temperature Calculator
- Newton’s Law of Cooling Calculator
- Nusselt Number Calculator
- Particle Velocity Calculator (Maxwell–Boltzmann)
- Root Mean Square Velocity Calculator
- Sensible Heat Calculator
- Specific Gas Constant Calculator
- Specific Heat Calculator
- Thermal Conductivity Calculator (Heat Flux)
- Thermal Diffusivity Calculator
- Thermal Efficiency Calculator
- Thermal Energy Calculator
- Thermal Equilibrium Calculator
- Thermal Expansion Calculator
- Thermal Resistance Calculator
- Thermodynamic Processes Calculator (Combined Gas Law)
- Van der Waals Equation Calculator
- Water Heating Calculator
- Watts to Heat Calculator
- Bohr Model Calculator
- Compton Scattering Calculator
- Compton Wavelength Calculator
- Curie Constant Calculator
- De Broglie Wavelength Calculator
- Fermi Level Calculator (Free-Electron Model)
- Frequency of Light Calculator
- Heisenberg Uncertainty Principle Calculator
- Hydrogen-Like Atom Calculator
- Magnetic Moment Calculator (Landé g-factor)
- Photoelectric Effect Calculator
- Photon Energy Calculator
- Rydberg Equation Calculator
- Stefan–Boltzmann Law Calculator
- Wien’s Law Calculator
- Buoyancy Experiment Calculator (Floating Egg)
- Flat vs Round Earth Calculator (Sunset Twice)
- Hair Diffraction Calculator (Measure Hair Width)
- Immersed Weight Calculator
- Projectile Motion Experiment Calculator
- Smartphone Projector Calculator
- Sun Angle Calculator
- Sunrise and Sunset Calculator
- Toilet Paper Race Calculator (Rolling Down a Ramp)
- Attenuation Calculator
- Inverse Square Law Calculator
- Quantum Numbers Calculator
- Reaction Time Calculator (Ruler Drop Test)
- Surface Tension Calculator
- Warp Speed Calculator (Science Fiction)
- Speed Distance Time Calculator
- Series Inductors Calculator
- Parallel Inductors Calculator
- Olbers’ Paradox Calculator
- UFO Travel Calculator (Just for Fun)
Sports calculators
103 calculatorsRunning, cycling, lifting, calories burned and game statistics for athletes and fans.
- Earned Run Average (ERA) Calculator
- Fielding Percentage Calculator (FPCT)
- FIP Calculator (Fielding Independent Pitching)
- Magic Number Calculator (Baseball Standings)
- WAR Calculator (Wins Above Replacement)
- WHIP Calculator (Walks and Hits per Inning Pitched)
- Batting Average Calculator (Baseball and Cricket)
- On-Base Percentage Calculator (OBP)
- OPS Calculator (On-Base Plus Slugging)
- Slugging Percentage Calculator (SLG)
- Dunk Calculator (Vertical Jump to Dunk)
- Effective Field Goal Percentage Calculator (eFG%)
- Game Score Calculator (Basketball)
- True Shooting Percentage Calculator (TS%)
- Batting Strike Rate Calculator (Cricket)
- Bowling Average Calculator (Cricket)
- Cricket Follow-On Calculator
- Duckworth–Lewis Calculator (DLS Target)
- ICC Rankings Points Calculator
- Net Run Rate Calculator (NRR)
- Passer Rating Calculator (NFL, CFL and NCAA)
- Goalie Save Percentage Calculator
- Goals Against Average Calculator (GAA)
- Save Percentage Calculator (Soccer and Hockey)
- Winning Percentage Calculator
- Elo Rating Calculator
- Golf Handicap Calculator (World Handicap System)
- Burpee Calorie Calculator
- Calories Burned Calculator (40+ Activities)
- Calories Burned by Heart Rate Calculator
- Elliptical Calorie Calculator
- Fat Burning Zone Calculator
- Hiking Calorie Calculator
- Jump Rope Calorie Calculator
- Running Calorie Calculator
- Sauna Calories Burned Calculator
- Snow Shoveling Calories Burned Calculator
- Stairs Calorie Calculator
- Steps to Calories Calculator
- Swimming Calorie Calculator
- Walking Calorie Calculator
- Weight Loss by Exercise Calculator
- Calories Burned Biking Calculator
- World Cup Calorie Calculator (Snacks vs Cheering)
- Bike Cadence and Speed Calculator
- Bike Gear Calculator (Gear Inches & Development)
- Bike Pace Calculator
- Bike Size Calculator
- Biking Life Gain Calculator
- Bike Chain Length Calculator
- Cycling Breakaway Calculator
- Cycling Heart Rate Zones Calculator (Friel)
- Cycling Power Calculator (Wattage)
- E-Bike Range Calculator
- Bike Chain Lubricant Cost to Run Calculator
- Ape Index Calculator
- Human Punch Force Calculator
- Anaerobic Threshold Calculator
- Bruce Protocol METs Calculator
- Erg (Rowing Machine) Calculator
- Heart Rate Calculator (Max, Resting and Training Zones)
- Heart Rate Recovery Calculator
- Heart Rate Zones Calculator
- Hiking Time Calculator (Naismith’s Rule)
- Maximum Heart Rate Calculator
- MET Minutes per Week Calculator
- VO2 Max Calculator (5 Methods)
- Magic Mile Calculator (Galloway)
- Marathon Pace Calculator
- Pace Calculator (Time, Distance, Speed)
- Race Time Predictor
- Race Time Improvement Calculator
- Running Pace Calculator (with Race Prediction)
- Running Splits Calculator
- Steps to Distance Calculator (km and miles)
- Stride Length Calculator
- Training Pace Calculator
- VO2 Max Calculator for Runners (Daniels VDOT)
- Average Triathlon Finish Times Calculator
- Cycling Power Zones Calculator (Coggan)
- DIY Sports Drink Calculator
- Triathlon Target Heart Rate Calculator
- Triathlon Nutrition Calculator
- Triathlon Training Time Calculator
- Fishing Reel Line Capacity Calculator
- Fish Weight Calculator
- Hull Speed Calculator
- Kiteboarding Kite Size Calculator
- Scuba Diving Weight Calculator
- Swim Pace Calculator
- Swimming Time Converter (SCY, SCM, LCM)
- Windsurfing Sail and Board Size Calculator
- 5/3/1 Lifting Calculator (Wendler)
- Bench Press Calculator (1RM and Strength Level)
- Bench Press Pyramid Calculator
- One Rep Max Calculator (1RM)
- Wilks Calculator (Wilks and Wilks 2020)
- Arrow FOC Calculator (Front of Center)
- DIN Ski Binding Setting Calculator
- Heptathlon Points Calculator
- Pool Table Room Size Calculator
- Ski Size Calculator
- Tennis Balls for a Tournament Calculator
Statistics calculators
200 calculatorsDescriptive statistics, probability, distributions and hypothesis tests explained simply.
- Box Plot Calculator
- Binomial Distribution Calculator
- Bertrand’s Box Paradox Calculator
- Bertrand Paradox Calculator
- Birthday Paradox Calculator
- Boy or Girl Paradox Calculator
- Coin Flipper
- Coin Flip Probability Calculator
- Coin Flip Streak Calculator
- Dice Average Calculator
- Dice Probability Calculator
- Dice Roller
- Lottery Odds Calculator
- Monty Hall Problem Calculator
- Parrondo’s Paradox Calculator
- Password Combination Calculator
- Random Number Generator
- Roulette Payout Calculator
- Two Envelopes Paradox Calculator
- Dice Average Quiz
- Lottery Odds Quiz
- 10-Sided Dice Roller (d10)
- 2 Dice Roller
- 4-Sided Dice Roller (d4)
- 6-Sided Dice Probability Calculator
- 6-Sided Dice Roller (d6)
- Custom Dice Roller
- D100 Dice Roller
- D20 Dice Roller
- DnD Dice Roller
- Random Dice Roller
- Two Dice Probability Calculator
- Decimal Random Number Generator
- Accuracy Calculator
- Bayes’ Theorem Calculator
- Chebyshev’s Theorem Calculator
- Combination Calculator (nCr)
- Conditional Probability Calculator
- Confusion Matrix Calculator
- Expected Value Calculator
- False Positive Paradox Calculator
- Implied Probability Calculator
- Joint Probability Calculator
- Odds Calculator
- Permutation Calculator (nPr)
- P-hat Calculator (Sample Proportion)
- Post-Test Probability Calculator
- Probability Calculator (Two Events)
- Probability of Three Events Calculator
- Relative Risk Calculator
- Risk Calculator
- Sensitivity and Specificity Calculator
- Probability of At Least One Calculator
- AND Probability Calculator
- OR Probability Calculator
- Combinations Without Repetition Calculator
- Combinations With Repetition Calculator
- Permutation Without Repetition Calculator
- Permutation With Repetition Calculator
- Possible Combinations Calculator
- Probability Fraction Calculator
- Decimal Odds Calculator
- Fractional Odds Calculator
- Moneyline Odds Calculator
- False Positive Calculator
- Sensitivity Calculator
- Specificity Calculator
- Normal Distribution Calculator
- Inverse Normal Distribution Calculator
- Empirical Rule Calculator (68–95–99.7)
- Central Limit Theorem Calculator
- Normal Probability for Sampling Distributions Calculator
- Sampling Distribution of the Sample Proportion Calculator
- Continuity Correction Calculator
- Beta Distribution Calculator
- Exponential Distribution Calculator
- Lognormal Distribution Calculator
- Rayleigh Distribution Calculator
- Uniform Distribution Calculator
- Weibull Distribution Calculator
- SMp(x) Distribution Calculator
- Geometric Distribution Calculator
- Hypergeometric Distribution Calculator
- Negative Binomial Distribution Calculator
- Poisson Distribution Calculator
- Benford’s Law Calculator
- Class Width Calculator
- Dot Plot Calculator
- Effect Size Calculator (Cohen’s d)
- Exponential Growth Prediction Calculator
- Frequency Distribution Calculator
- Frequency Polygon Calculator
- Histogram Maker
- Pie Chart Maker
- Pie Chart Angle Calculator
- Pie Chart Percentage Calculator
- Relative Frequency Calculator
- Stem and Leaf Plot Generator
- Upper Control Limit Calculator (UCL and LCL)
- Venn Diagram Calculator
- Least to Greatest Calculator
- Greatest to Least Calculator
- Ascending Order Calculator
- Least to Greatest Decimals Calculator
- Order From Least to Greatest Calculator
- Ordering Decimals Calculator
- Ordering Numbers Calculator
- Five Number Summary Calculator
- Quartile and IQR Calculator
- First Quartile Calculator (Q1)
- Third Quartile Calculator (Q3)
- Interquartile Range Calculator (IQR)
- Upper and Lower Fence Calculator
- Lower Fence Calculator
- Upper Fence Calculator
- Outlier Calculator
- Descriptive Statistics Calculator
- Dispersion Calculator
- Mean, Median, Mode and Range Calculator
- Median Calculator
- Mode Calculator
- Midrange Calculator
- Min Max Calculator
- Range Calculator (Statistics)
- Mean Absolute Deviation Calculator (MAD)
- Median Absolute Deviation Calculator
- Coefficient of Variation Calculator
- Percentile Calculator
- Percentile Rank Calculator
- Decile Calculator
- Grouped Data Standard Deviation Calculator
- Weighted Mean Calculator
- Five Star Rating Calculator
- Cohen’s d Calculator (Effect Size)
- Constant of Proportionality Calculator
- Correlation Coefficient Calculator
- Matthews Correlation Coefficient Calculator (MCC)
- Covariance Calculator
- Error Propagation Calculator
- Index of Qualitative Variation Calculator (IQV)
- Mean Squared Error Calculator (MSE, RMSE, SSE)
- Pearson Correlation Calculator
- Pooled Standard Deviation Calculator
- Population Variance Calculator
- Process Capability Index Calculator (Cp, Cpk, Cpm)
- Relative Standard Deviation Calculator (RSD)
- Relative Standard Error Calculator
- Simpson’s Diversity Index Calculator
- Simpson’s Diversity Index Quiz
- Skewness and Kurtosis Calculator
- Spearman’s Rank Correlation Calculator
- Standard Deviation Calculator
- Standard Deviation Index Calculator (SDI)
- Standard Deviation of the Sample Mean Calculator
- Standard Error Calculator
- Sum of Squares Calculator
- Uncertainty Calculator (Propagation of Uncertainty)
- Variance Calculator
- Shannon Entropy Calculator
- One-Way ANOVA Calculator
- A/B Test Calculator (Two-Proportion z-Test)
- Bonferroni Correction Calculator
- Chi-Square Test Calculator
- Critical Value Calculator
- Degrees of Freedom Calculator
- Fisher’s Exact Test Calculator
- F-Statistic Calculator
- Hypothesis Testing Calculator
- McNemar’s Test Calculator
- P-Value Calculator
- Power Analysis Calculator (Sample Size)
- t-Statistic Calculator
- t-Test Calculator
- Mann–Whitney U Test Calculator
- Wilcoxon Rank-Sum Test Calculator
- Youden Index Calculator
- Z-Test Calculator
- Two-Sample t-Test Calculator (Welch)
- Linear Regression Calculator
- Quadratic Regression Calculator
- Cubic Regression Calculator
- Quartic Regression Calculator
- Polynomial Regression Calculator
- Exponential Regression Calculator
- Coefficient of Determination (R²) Calculator
- Residual Calculator
- Confidence Interval Calculator
- 90% Confidence Interval Calculator
- 95% Confidence Interval Calculator
- 99% Confidence Interval Calculator
- Confidence Interval for a Proportion Calculator
- Margin of Error Calculator
- Sampling Error Calculator
- Sample Size Calculator
- Z-Score Calculator
- Raw Score Calculator
- Point Estimate Calculator
- Normal Approximation to the Binomial Calculator
- Absolute Uncertainty Calculator
- Relative Error Calculator
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