Unit Converter
Convert length, weight, volume, speed, area and data units.
Input
This tool runs entirely in your browser. The data you paste or load is never uploaded.
Result
Enter your input, then run the tool.
About this tool
One converter for the measurements people actually look up: length, weight, area, volume, speed, data size, time and temperature. It shows the conversion factor so the result is checkable rather than a black box.
How to use it
- Pick a measurement category.
- Enter the value and choose the source and target units.
- Read the result and the factor used.
Frequently asked questions
Are US and imperial gallons the same?
No. A US gallon is 3.785 litres and an imperial gallon is 4.546 litres. Both are listed separately.
How precise are the results?
Conversions use exact defined factors where they exist, displayed with up to six significant digits.
Keep going
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