Conversion & Utility
Conversion & Utility calculators
Convert length, weight, temperature, area, volume, speed, time, data storage, engineering units, and practical everyday values.
Unit converter families
Use these when you need flexible from-and-to selectors across a whole measurement family.
Length Converter
Convert metric, imperial, and nautical length units.
Weight and Mass Converter
Convert common metric, imperial, and US customary weight and mass units.
Temperature Converter
Convert Celsius, Fahrenheit, and Kelvin temperatures.
Area Converter
Convert metric, imperial, and land area units.
Volume Converter
Convert metric, US customary, imperial, and kitchen volume units.
Speed Converter
Convert road, running, aviation, and scientific speed units.
Time Unit Converter
Convert seconds, minutes, hours, days, weeks, months, and years.
Data Storage Converter
Convert decimal and binary digital storage units.
Angle Converter
Convert degrees, radians, gradians, arcminutes, and arcseconds.
Pressure Converter
Convert pascals, bars, PSI, atmospheres, torr, and millimeters of mercury.
Energy Converter
Convert joules, calories, watt-hours, kilowatt-hours, BTU, and foot-pounds.
Power Converter
Convert watts, kilowatts, megawatts, horsepower, and BTU per hour.
Force Converter
Convert newtons, kilonewtons, dynes, pound-force, and kilogram-force.
Fuel Consumption Converter
Convert fuel economy and consumption units used in the US, UK, and metric regions.
Popular unit pairs
Open high-intent pair pages with the units preselected, a ready formula, and a quick reference table.
Centimeters to Inches Converter
Convert centimeters to inches with a quick formula, example, and conversion table.
Inches to Centimeters Converter
Convert inches to centimeters with a quick formula, example, and conversion table.
Millimeters to Inches Converter
Convert millimeters to inches with a quick formula, example, and conversion table.
Inches to Millimeters Converter
Convert inches to millimeters with a quick formula, example, and conversion table.
Meters to Feet Converter
Convert meters to feet with a quick formula, example, and conversion table.
Feet to Meters Converter
Convert feet to meters with a quick formula, example, and conversion table.
Kilometers to Miles Converter
Convert kilometers to miles with a quick formula, example, and conversion table.
Miles to Kilometers Converter
Convert miles to kilometers with a quick formula, example, and conversion table.
Meters to Centimeters Converter
Convert meters to centimeters with a quick formula, example, and conversion table.
Centimeters to Meters Converter
Convert centimeters to meters with a quick formula, example, and conversion table.
Kilometers to Meters Converter
Convert kilometers to meters with a quick formula, example, and conversion table.
Meters to Kilometers Converter
Convert meters to kilometers with a quick formula, example, and conversion table.
Millimeters to Meters Converter
Convert millimeters to meters with a quick formula, example, and conversion table.
Meters to Millimeters Converter
Convert meters to millimeters with a quick formula, example, and conversion table.
Yards to Meters Converter
Convert yards to meters with a quick formula, example, and conversion table.
Feet to Centimeters Converter
Convert feet to centimeters with a quick formula, example, and conversion table.
Kilograms to Pounds Converter
Convert kilograms to pounds with a quick formula, example, and conversion table.
Pounds to Kilograms Converter
Convert pounds to kilograms with a quick formula, example, and conversion table.
Grams to Ounces Converter
Convert grams to ounces with a quick formula, example, and conversion table.
Ounces to Grams Converter
Convert ounces to grams with a quick formula, example, and conversion table.
Milligrams to Grams Converter
Convert milligrams to grams with a quick formula, example, and conversion table.
Metric Tons to Pounds Converter
Convert metric tons to pounds with a quick formula, example, and conversion table.
Stone to Kilograms Converter
Convert stone to kilograms with a quick formula, example, and conversion table.
Pounds to Ounces Converter
Convert pounds to ounces with a quick formula, example, and conversion table.
Celsius to Fahrenheit Converter
Convert celsius to fahrenheit with a quick formula, example, and conversion table.
Fahrenheit to Celsius Converter
Convert fahrenheit to celsius with a quick formula, example, and conversion table.
Celsius to Kelvin Converter
Convert celsius to kelvin with a quick formula, example, and conversion table.
Kelvin to Celsius Converter
Convert kelvin to celsius with a quick formula, example, and conversion table.
Acres to Square Feet Converter
Convert acres to square feet with a quick formula, example, and conversion table.
Square Feet to Acres Converter
Convert square feet to acres with a quick formula, example, and conversion table.
Square Meters to Square Feet Converter
Convert square meters to square feet with a quick formula, example, and conversion table.
Square Feet to Square Meters Converter
Convert square feet to square meters with a quick formula, example, and conversion table.
Hectares to Acres Converter
Convert hectares to acres with a quick formula, example, and conversion table.
Square Centimeters to Square Inches Converter
Convert square centimeters to square inches with a quick formula, example, and conversion table.
Square Kilometers to Square Miles Converter
Convert square kilometers to square miles with a quick formula, example, and conversion table.
Liters to US Gallons Converter
Convert liters to us gallons with a quick formula, example, and conversion table.
US Gallons to Liters Converter
Convert us gallons to liters with a quick formula, example, and conversion table.
Milliliters to US Cups Converter
Convert milliliters to us cups with a quick formula, example, and conversion table.
US Cups to Milliliters Converter
Convert us cups to milliliters with a quick formula, example, and conversion table.
Milliliters to US Fluid Ounces Converter
Convert milliliters to us fluid ounces with a quick formula, example, and conversion table.
US Pints to Liters Converter
Convert us pints to liters with a quick formula, example, and conversion table.
Cubic Meters to US Gallons Converter
Convert cubic meters to us gallons with a quick formula, example, and conversion table.
US Quarts to Liters Converter
Convert us quarts to liters with a quick formula, example, and conversion table.
Miles Per Hour to Kilometers Per Hour Converter
Convert miles per hour to kilometers per hour with a quick formula, example, and conversion table.
Kilometers Per Hour to Miles Per Hour Converter
Convert kilometers per hour to miles per hour with a quick formula, example, and conversion table.
Meters Per Second to Miles Per Hour Converter
Convert meters per second to miles per hour with a quick formula, example, and conversion table.
Knots to Kilometers Per Hour Converter
Convert knots to kilometers per hour with a quick formula, example, and conversion table.
Hours to Minutes Converter
Convert hours to minutes with a quick formula, example, and conversion table.
Days to Hours Converter
Convert days to hours with a quick formula, example, and conversion table.
Weeks to Days Converter
Convert weeks to days with a quick formula, example, and conversion table.
Years to Months Converter
Convert years to months with a quick formula, example, and conversion table.
Megabytes to Gigabytes Converter
Convert megabytes to gigabytes with a quick formula, example, and conversion table.
Gigabytes to Megabytes Converter
Convert gigabytes to megabytes with a quick formula, example, and conversion table.
Megabytes to Mebibytes Converter
Convert megabytes to mebibytes with a quick formula, example, and conversion table.
Bytes to Kilobytes Converter
Convert bytes to kilobytes with a quick formula, example, and conversion table.
Degrees to Radians Converter
Convert degrees to radians with a quick formula, example, and conversion table.
Radians to Degrees Converter
Convert radians to degrees with a quick formula, example, and conversion table.
Pounds Per Square Inch to Bar Converter
Convert pounds per square inch to bar with a quick formula, example, and conversion table.
Bar to Pounds Per Square Inch Converter
Convert bar to pounds per square inch with a quick formula, example, and conversion table.
Standard Atmospheres to Pascals Converter
Convert standard atmospheres to pascals with a quick formula, example, and conversion table.
Kilopascals to Pounds Per Square Inch Converter
Convert kilopascals to pounds per square inch with a quick formula, example, and conversion table.
Kilowatt-hours to Joules Converter
Convert kilowatt-hours to joules with a quick formula, example, and conversion table.
Joules to Kilowatt-hours Converter
Convert joules to kilowatt-hours with a quick formula, example, and conversion table.
Calories to Joules Converter
Convert calories to joules with a quick formula, example, and conversion table.
Kilocalories to Kilojoules Converter
Convert kilocalories to kilojoules with a quick formula, example, and conversion table.
Mechanical Horsepower to Kilowatts Converter
Convert mechanical horsepower to kilowatts with a quick formula, example, and conversion table.
Kilowatts to Mechanical Horsepower Converter
Convert kilowatts to mechanical horsepower with a quick formula, example, and conversion table.
Newtons to Pounds-force Converter
Convert newtons to pounds-force with a quick formula, example, and conversion table.
Pounds-force to Newtons Converter
Convert pounds-force to newtons with a quick formula, example, and conversion table.
Liters Per 100 Kilometers to Miles Per US Gallon Converter
Convert liters per 100 kilometers to miles per us gallon with a quick formula, example, and conversion table.
Miles Per US Gallon to Liters Per 100 Kilometers Converter
Convert miles per us gallon to liters per 100 kilometers with a quick formula, example, and conversion table.
Popular currency pairs
Open focused currency pages with the pair preselected, daily indicative rates, and manual-rate fallback.
USD to GBP Converter
Convert USD to GBP using daily indicative exchange rates, with manual-rate fallback.
GBP to USD Converter
Convert GBP to USD using daily indicative exchange rates, with manual-rate fallback.
USD to EUR Converter
Convert USD to EUR using daily indicative exchange rates, with manual-rate fallback.
EUR to USD Converter
Convert EUR to USD using daily indicative exchange rates, with manual-rate fallback.
GBP to EUR Converter
Convert GBP to EUR using daily indicative exchange rates, with manual-rate fallback.
EUR to GBP Converter
Convert EUR to GBP using daily indicative exchange rates, with manual-rate fallback.
USD to CAD Converter
Convert USD to CAD using daily indicative exchange rates, with manual-rate fallback.
CAD to USD Converter
Convert CAD to USD using daily indicative exchange rates, with manual-rate fallback.
USD to AUD Converter
Convert USD to AUD using daily indicative exchange rates, with manual-rate fallback.
AUD to USD Converter
Convert AUD to USD using daily indicative exchange rates, with manual-rate fallback.
USD to NZD Converter
Convert USD to NZD using daily indicative exchange rates, with manual-rate fallback.
NZD to USD Converter
Convert NZD to USD using daily indicative exchange rates, with manual-rate fallback.
USD to JPY Converter
Convert USD to JPY using daily indicative exchange rates, with manual-rate fallback.
JPY to USD Converter
Convert JPY to USD using daily indicative exchange rates, with manual-rate fallback.
USD to INR Converter
Convert USD to INR using daily indicative exchange rates, with manual-rate fallback.
INR to USD Converter
Convert INR to USD using daily indicative exchange rates, with manual-rate fallback.
USD to ZAR Converter
Convert USD to ZAR using daily indicative exchange rates, with manual-rate fallback.
ZAR to USD Converter
Convert ZAR to USD using daily indicative exchange rates, with manual-rate fallback.
GBP to AUD Converter
Convert GBP to AUD using daily indicative exchange rates, with manual-rate fallback.
AUD to GBP Converter
Convert AUD to GBP using daily indicative exchange rates, with manual-rate fallback.
GBP to CAD Converter
Convert GBP to CAD using daily indicative exchange rates, with manual-rate fallback.
CAD to GBP Converter
Convert CAD to GBP using daily indicative exchange rates, with manual-rate fallback.
GBP to NZD Converter
Convert GBP to NZD using daily indicative exchange rates, with manual-rate fallback.
NZD to GBP Converter
Convert NZD to GBP using daily indicative exchange rates, with manual-rate fallback.
Currency and utility tools
Currency conversion and related tools that sit beside the generated pair pages.
Unit Converter
Convert common length, weight, and temperature units.
Currency Converter
Convert currencies using daily indicative exchange rates, with manual-rate fallback.
Password Generator
Generate a random password with length, character-set, and ambiguous-character controls.
Tip Calculator
Calculate tip amount, total bill, and split cost per person.
Fuel Cost Calculator
Estimate trip fuel cost from distance, efficiency, and fuel price.