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Online Unit Converter

Unit Converter covers the everyday categories: length, weight, volume, area, speed, data storage, time, and temperature, with a swap button to flip direction instantly.

  1. 1Open the Unit Converter tool.
  2. 2Pick a category: length, weight, volume, area, speed, data storage, time, or temperature.
  3. 3Enter a value and choose the units to convert from and to.
  4. 4The result updates instantly. Use the swap button to flip the two units.
Open Unit Converter

Frequently asked questions

How precise are the conversions?

Conversions use standard conversion factors (for example, exactly 0.3048 meters per foot) and the result is rounded to 6 decimal places for display.

Why is temperature a separate category?

Celsius, Fahrenheit, and Kelvin aren't related by a simple multiplication factor like most units; they need their own formulas (accounting for the different zero points), so temperature is handled separately from the others.

Is Data Storage based on 1000 or 1024?

1024, matching how operating systems typically report file and storage sizes (1 GB = 1024 MB).