All categories
Most searched conversions
Length
Meters, feet, inches, miles, kilometers and more, including height in feet and inches.
Weight & mass
Kilograms, pounds, grams, ounces, stone, tonnes, carats and tola.
Volume
Liters, milliliters, US and imperial gallons, cups, tablespoons, fluid ounces.
Temperature
Celsius, Fahrenheit, Kelvin and Rankine, including temperature differences.
Area
Square feet, square meters, acres, hectares and square miles for land and property.
Speed
Kilometers per hour, miles per hour, meters per second, knots and Mach.
Time & duration
Seconds, minutes, hours, days, weeks, months, years, decades and centuries.
Data storage
Bytes, KB, MB, GB, TB and bits, with both decimal (1000) and binary (1024) prefixes.
Data transfer rate
Mbps vs MB/s, Gbps, kbps and more: internet speed versus download speed.
Pressure
PSI, bar, kPa, atmospheres, mmHg and inHg for tires, weather and gauges.
Energy
Joules, calories, kilocalories, kWh, BTU and electronvolts.
Power
Watts, kilowatts, horsepower (mechanical and metric), BTU/h and tons of cooling.
Force
Newtons, kilonewtons, pound-force, kilogram-force and dynes.
Angle
Degrees, radians, gradians, turns, arcminutes and arcseconds.
Frequency
Hertz, kHz, MHz, GHz, RPM and beats per minute.
Fuel economy
MPG (US and UK), liters per 100 km and km per liter.
Density
kg/m³, g/cm³, g/mL, lb/ft³ and lb/gal.
Torque
Newton-meters, pound-feet, pound-inches and kilogram-force meters.
Acceleration
m/s², standard gravity (g), ft/s² and gal.
Flow rate
Liters per minute, gallons per minute, m³/h and CFM.
Questions and answers
How many units does ConvertEasy support?
208 units across 20 categories, from nanometers to light-years and from bits to pebibytes.
Can I convert weight to volume?
Only for a known substance, because it depends on density. Use the cooking converter for cups to grams of flour, sugar, butter and more.
Does the unit converter work offline?
Yes. ConvertEasy is a progressive web app: after your first visit it keeps working with no connection, and you can install it to your home screen from the browser menu.