Unit Converter
Convert length, weight, temperature, area, volume, speed, data size, time and pressure units instantly.
Processed on your device Works offline Free, no sign-up
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How to use Unit Converter
- Pick a category.
- Enter a value and choose the units.
- See the result and a table of all units.
Frequently asked questions
How precise are the results?
Conversions use exact factors and show up to 10 significant digits.
Is Unit Converter free?
Yes. Unit Converter is completely free, with no sign-up, no watermark and no usage limits.
Is my data uploaded to a server?
No. Unit Converter runs entirely in your browser. Your files and text never leave your device.
Does it work offline?
Yes. After Red Cat Tools has loaded once, this tool keeps working without an internet connection. You can also install Red Cat Tools as an app.