Unit Convert

Length, weight, temperature & more.

A free unit converter spanning length, mass, temperature, data, time, speed, area, volume, pressure, energy and angle, with instant results and a full table of every unit in the category. It runs entirely in your browser.

How to use

  1. Pick a category such as length, temperature or data.
  2. Enter a value and choose the From and To units.
  3. Read the instant result; use the middle button to swap units.
  4. The “All units” table below lists the value converted into every other unit in the category.

FAQ

Which unit categories are supported?
Length, mass, temperature, data, time, speed, area, volume, pressure, energy and angle, each with common metric and imperial units.
Is temperature handled differently?
Yes. Temperature (°C/°F/K) uses dedicated formulas rather than a simple scale factor, so the results are accurate.
Are data units based on 1024 or 1000?
They use 1024 (1 KB = 1024 B, 1 MB = 1024 KB, and so on).

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