Instantly convert between units of length, weight, temperature, volume, speed, data, and more.
The Unit Converter instantly converts length, weight, temperature, volume, data, speed, and more — and shows every related unit at once, so you can compare values across the whole measurement system in a single view.
Length, weight and mass, temperature, volume, area, speed, time, and digital storage. Enter a value in any unit and the tool shows the equivalent across all related units at once.
Conversions use standard, exact conversion factors, so results are accurate for everyday and technical use. Temperature uses the precise formulas for Celsius, Fahrenheit, and Kelvin.
Yes — it converts freely between metric (meters, kilograms, Celsius) and imperial or US units (feet, pounds, Fahrenheit) in either direction.
Yes. It is free, needs no signup, and runs in your browser.