Unit Converter

Convert between units across ten categories — length, weight, temperature, area, volume, speed, time, data, energy and pressure.

All conversions happen in your browser.

How to use Unit Converter

  1. Pick a category, such as Length.
  2. Choose the “from” and “to” units.
  3. Enter a value — the result updates instantly.

About this tool

Cooking, travel, fitness and DIY all mix metric and imperial units. The converter covers the most useful categories with live results as you type.

Frequently asked questions

Which categories are included?
Length, weight, temperature, area, volume, speed, time, data storage, energy and pressure.
Can I convert temperature the same way as other units?
Temperature uses proper conversion formulas (for example, °F = °C × 9/5 + 32), not a simple multiplier, so conversions are exact.

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