b2KIT

File Size Calculator & Converter

Convert between bytes, KB, MB, GB, and TB with precise binary and decimal calculations.

How to Use File Size Calculator & Converter

  1. 1

    Enter file details

    Input the dimensions, format, and quality of your file.

  2. 2

    View estimated size

    See the calculated file size in bytes, KB, MB, or GB.

  3. 3

    Compare formats

    Check how different formats affect the final file size.

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