Calculators › Unit Conversion
Calculator category
Unit Conversion
Browse 105 working calculators for unit conversion. Every tool shows a live result, its calculation steps, and the sources behind the method.
Conversion
105 calculators
Currency Conversion CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.Celsius–Fahrenheit ConverterConverts a quantity between any two units of the same physical family using exact SI-derived factors.Conversion CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Square Feet Conversion CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Bh Size CalculatorWorks out band size and cup letter from underbust and bust measurements, by either the +0 or the traditional +4 method, and converts the result into US, UK, EU, French, Italian, Australian and Japanese labelling.Bust Size CalculatorWorks out band size and cup letter from underbust and bust measurements, by either the +0 or the traditional +4 method, and converts the result into US, UK, EU, French, Italian, Australian and Japanese labelling.Determine Cup Size CalculatorWorks out band size and cup letter from underbust and bust measurements, by either the +0 or the traditional +4 method, and converts the result into US, UK, EU, French, Italian, Australian and Japanese labelling.cm Into mm CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Millimeters Inches CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Conversion Kilometers Miles CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert kg lb CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Megawatt CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Portion CalculatorRescales a recipe from the number of portions it is written for to the number you want to serve, multiplying every ingredient by the same ratio and rewriting each amount in a measure you can actually use - cups into tablespoons when halving, grams into kilograms when scaling up.Gr CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Ounce Into Grams CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Mile CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Conversion Ounces mL CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert Fahrenheit Centigrade CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert Pesos Dollars CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.Cubic Feet Conversion CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Fuel Consumption CalculatorConverts between miles per gallon (US and imperial), kilometres per litre and litres per 100 km, and works out trip fuel use, fuel cost and measured economy from distance and fuel volume.Fuel Rate CalculatorConverts between miles per gallon (US and imperial), kilometres per litre and litres per 100 km, and works out trip fuel use, fuel cost and measured economy from distance and fuel volume.Pounds kg CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Soup CalculatorRescales a recipe from the number of portions it is written for to the number you want to serve, multiplying every ingredient by the same ratio and rewriting each amount in a measure you can actually use - cups into tablespoons when halving, grams into kilograms when scaling up.Convert Feet CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert Inches Millimeters CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Counts per Minute CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Cubic Yard Conversion CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Cup Conversion CalculatorConverts recipe quantities between volume and weight for a named ingredient - cups, tablespoons, teaspoons and millilitres to grams and ounces - using USDA measured densities.Cup Gram CalculatorConverts recipe quantities between volume and weight for a named ingredient - cups, tablespoons, teaspoons and millilitres to grams and ounces - using USDA measured densities.Euro American Dollars CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.Gram Conversion Cups CalculatorConverts recipe quantities between volume and weight for a named ingredient - cups, tablespoons, teaspoons and millilitres to grams and ounces - using USDA measured densities.Lottery CalculatorComputes exact odds for every prize tier of a pick-k-from-n lottery with a separate bonus pool, plus the expected value and break-even jackpot for a ticket.US Euro CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.Base CalculatorConverts whole numbers between binary, octal, decimal, hexadecimal and any base from 2 to 36, and performs binary arithmetic and bitwise operations with two's complement fixed-width results.Conversion Grams lb CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Feet Inches CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Inch CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Inch Feet CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Bra That Fits CalculatorWorks out band size and cup letter from underbust and bust measurements, by either the +0 or the traditional +4 method, and converts the result into US, UK, EU, French, Italian, Australian and Japanese labelling.Convert Millimeters Centimeters CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Lottery Powerball CalculatorComputes exact odds for every prize tier of a pick-k-from-n lottery with a separate bonus pool, plus the expected value and break-even jackpot for a ticket.Ruler CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Soup Roman Numeral Converter CalculatorConverts whole numbers to Roman numerals and back in the standard subtractive form, and adds, subtracts, multiplies or divides two numerals.Acre sq ft CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.cm Inches Converter CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Conversion oz lb CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Ft2 Acres CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Gallon Litres CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Ug CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Crypto CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.Feet per Second CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Fuel Average CalculatorConverts between miles per gallon (US and imperial), kilometres per litre and litres per 100 km, and works out trip fuel use, fuel cost and measured economy from distance and fuel volume.Gas Efficiency CalculatorConverts between miles per gallon (US and imperial), kilometres per litre and litres per 100 km, and works out trip fuel use, fuel cost and measured economy from distance and fuel volume.Gas MPG CalculatorConverts between miles per gallon (US and imperial), kilometres per litre and litres per 100 km, and works out trip fuel use, fuel cost and measured economy from distance and fuel volume.Mme CalculatorTotals the daily morphine milligram equivalents of an opioid regimen using the CDC conversion factors, flags the 50 and 90 MME/day review thresholds, and converts the total into an equivalent dose of another opioid with a cross-tolerance reduction.British Pound Dollars CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.Centimeters Meters CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert Meters cm CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.mg mcg CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.American Dollars Canadian Dollars CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.British Thermal Unit CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Canada Dollars US Dollars CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.Conversion mL oz CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert Milliliters Liters CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert MLS Grams CalculatorConverts recipe quantities between volume and weight for a named ingredient - cups, tablespoons, teaspoons and millilitres to grams and ounces - using USDA measured densities.Degree Rad CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Fuel Economy CalculatorConverts between miles per gallon (US and imperial), kilometres per litre and litres per 100 km, and works out trip fuel use, fuel cost and measured economy from distance and fuel volume.Gallon per Mile CalculatorConverts between miles per gallon (US and imperial), kilometres per litre and litres per 100 km, and works out trip fuel use, fuel cost and measured economy from distance and fuel volume.Grams MLS CalculatorConverts recipe quantities between volume and weight for a named ingredient - cups, tablespoons, teaspoons and millilitres to grams and ounces - using USDA measured densities.Japanese Yen Dollars CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.Kelvin Celsius CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Miles Gallon CalculatorConverts between miles per gallon (US and imperial), kilometres per litre and litres per 100 km, and works out trip fuel use, fuel cost and measured economy from distance and fuel volume.Tablespoon CalculatorConverts recipe quantities between volume and weight for a named ingredient - cups, tablespoons, teaspoons and millilitres to grams and ounces - using USDA measured densities.Teaspoon CalculatorConverts recipe quantities between volume and weight for a named ingredient - cups, tablespoons, teaspoons and millilitres to grams and ounces - using USDA measured densities.Usdjpy CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.GB to MB Conversion CalculatorConverts a quantity of digital storage between bits, bytes and the decimal and binary multiples, showing the byte count exactly and explaining why a 1 TB drive reports as 931 GiB.Tbsp Cups CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert Feet Yards CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert Ounces Gallons CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert Pounds Tons CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Current Converter CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.oz Liters CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Bar PSI CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.ft lb Nm CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Conversion Dollar Pound CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.Conversion Grams Teaspoons CalculatorConverts recipe quantities between volume and weight for a named ingredient - cups, tablespoons, teaspoons and millilitres to grams and ounces - using USDA measured densities.Convert Feet Into cm CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert kg Ounces CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert Kilometers Meters CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Convert TSP Grams CalculatorConverts recipe quantities between volume and weight for a named ingredient - cups, tablespoons, teaspoons and millilitres to grams and ounces - using USDA measured densities.Dollar Rupee CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.Grams Tablespoons CalculatorConverts recipe quantities between volume and weight for a named ingredient - cups, tablespoons, teaspoons and millilitres to grams and ounces - using USDA measured densities.How Convert kg Grams CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.lb Ounces CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Meters Kilometers CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Millimeters Feet CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.mL Teaspoon CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.MPH CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Radians CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Rupees Dollars CalculatorConverts an amount between currencies at a supplied or provider-sourced exchange rate, applies the bank spread and any fixed fee, and rounds to the target currency's official ISO 4217 minor units. Euro legacy currencies and treaty-pegged currencies use their legally fixed rates.Teaspoons mL CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Foot lb Inch lb CalculatorConverts a quantity between any two units of the same physical family using exact SI-derived factors.Cup Size CalculatorWorks out band size and cup letter from underbust and bust measurements, by either the +0 or the traditional +4 method, and converts the result into US, UK, EU, French, Italian, Australian and Japanese labelling.Two Complement CalculatorConverts whole numbers between binary, octal, decimal, hexadecimal and any base from 2 to 36, and performs binary arithmetic and bitwise operations with two's complement fixed-width results.