Utilities

Byte Size Converter

Convert file sizes between decimal (KB, MB) and binary (KiB, MiB) units.

Runs entirely in your browser, nothing is uploaded

Decimal units (KB, MB…) use 1000 as the base, matching how storage manufacturers advertise capacity. Binary units (KiB, MiB…) use 1024, matching how operating systems usually report file and memory sizes.

Decimal

B1,000,000

KB1,000

MB1

GB0.001

TB0.000001

PB0

Binary

B1,000,000

KiB976.5625

MiB0.953674

GiB0.000931

TiB0.000001

PiB0

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Byte Size Converter

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