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Byte & file size converter

Convert between bytes, KB, MB, GB, TB (decimal) and KiB, MiB, GiB, TiB (binary) with exact arithmetic.

AvailableIn your browserInput: Text

How to use: Byte & file size converter

  1. Type an amount.
  2. Choose its unit (B, KB, MB, GB… or KiB, MiB, GiB…).
  3. Read the equivalent in every unit.

What it accepts and what you get

Input
A number and a unit.
Output
The size in decimal (SI) and binary (IEC) units.
Where your data is processed
Your data is processed in your browser and is not sent to our servers.

Limitations and notes

  • 1 KB is 1,000 bytes and 1 KiB is 1,024 bytes; operating systems do not all use the same convention.

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