📏 Unit Converter

Convert length, weight and temperature units instantly — kilometers to miles, kilograms to pounds, Celsius to Fahrenheit and more.

Category

Value

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To

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How to use

Choose a category: length, weight or temperature.
Enter a value and pick the from/to units.
The result updates live as you type.

Frequently asked questions

Which units are supported?

Length: km, m, cm, mm, miles, yards, feet, inches. Weight: kg, g, lb, oz. Temperature: °C, °F, K.

How accurate are conversions?

Conversions use exact international definitions (e.g. 1 inch = 2.54 cm), so results are precise.

Can I convert cooking measurements?

This tool covers length, weight and temperature. For cups↔grams, note that it depends on the ingredient's density.