Unit Converter — Length, Weight, Temperature
Convert length, weight, and temperature instantly online. Enter a value, pick the from and to units, and copy the exact result with its formula shown.
Free, no signup needed. Runs 100% in your browser.
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How to use this tool
- Pick the length, weight, or temperature tab.
- Enter a value and choose the from and to units.
- Copy the converted result with the formula.
Frequently asked questions
Which conversion factors are used?
Exact definitions: 1 ft = 0.3048 m, 1 in = 0.0254 m, 1 mi = 1609.344 m, 1 lb = 0.45359237 kg, 1 oz = 0.028349523125 kg, plus standard temperature formulas.
Can I convert currencies here?
No. Exchange rates change daily, so this tool covers fixed physical units only: length, weight, and temperature.
How precise is the converted value?
It uses exact definition factors and shows the computed result. Round only at the end so the error stays small.
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