Unit Converter

Unit Converter turns any value into every unit of its category, instantly. Type a number, pick the unit and see all the equivalents at once, with no extra taps.

117 UNITS IN 14 CATEGORIES

• Temperature: Celsius, Fahrenheit, Kelvin, Rankine, Delisle, Newton, Réaumur, Rømer

• Length: nanometers to kilometers, inches, feet, yards, miles and nautical miles

• Weight: milligrams, grams, kilograms, tons, carats, ounces, pounds and stones

• Volume: milliliters, liters, cubic meters, spoons, cups, pints, quarts and US/UK gallons

• Area: square meters, hectares, acres, square feet and more

• Speed: km/h, m/s, mph, knots and ft/s

• Time: from milliseconds to years

• Data: bits, bytes, KB/MB/GB/TB and KiB/MiB/GiB/TiB

• Pressure: Pa, hPa, kPa, MPa, bar, atm, psi, mmHg and inHg

• Energy: joules, calories, kilocalories, Wh, kWh, BTU and eV

• Power: watts, kW, MW, horsepower (HP and CV) and BTU/h

• Angle: degrees, radians, gradians, arcminutes, arcseconds and turns

• Frequency: Hz, kHz, MHz, GHz and rpm

• Fuel economy: km/L, L/100 km and mpg (US and UK)

MADE TO BE QUICK

• Every equivalent updates as you type

• Tap any result to convert from that unit

• Copy any value with one tap

• Each category remembers the last unit you used

• History of your recent conversions, ready to reopen

• Adjustable precision, from 4 to 12 significant digits

• Comma or period as decimal separator, whichever you prefer

ALSO

• Light and dark themes

• English and Spanish

• Free