Unit converter

Convert units of length, mass, temperature and data size.

Inputs and results stay on your device

Result

Check the input and settings, then run the tool.

Input is not saved. Copy any results you want to keep.

How to use Unit converter

  1. 01Fill in the text, values or dates for your task.
  2. 02Choose the settings and run the tool.
  3. 03Review the result, then copy it to use elsewhere.

About Unit converter

Convert units of length, mass, temperature and data size. kB, MB and GB use powers of 1,000; KiB, MiB and GiB use powers of 1,024. Temperatures below absolute zero are rejected.

Convert inches to millimeters or MB to MiB

Using unit converter

Convert units of length, mass, temperature and data size.

kB, MB and GB use powers of 1,000; KiB, MiB and GiB use powers of 1,024. Temperatures below absolute zero are rejected.

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Frequently asked questions

What are the limits?

kB, MB and GB use powers of 1,000; KiB, MiB and GiB use powers of 1,024. Temperatures below absolute zero are rejected.

Is my input sent or stored?

This tool does not send your input for processing or persist it in browser storage. Leaving the page clears it, so keep any results you need before you leave.

Is it free to use?

Yes. All tools are free, with no account required.