Data Size Converter

Convert file and storage sizes between bytes, KB, MB, GB, TB and PB — in binary or decimal.

GB
Binary matches most operating systems; decimal matches hard drive marketing.

📁 All units

Bytes through petabytes in one click.

↩ Binary / decimal

1024 vs 1000 based conversion.

✅ Precision control

Choose how many decimal places.

🔒 Private

All calculations run locally in your browser.

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Convert anything, instantly.

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