Free data storage converter

Convert between bytes, kilobytes (KB), megabytes (MB), gigabytes (GB) and terabytes (TB). Uses binary units (1 KB = 1024 bytes) as used by operating systems for file sizes.

Frequently asked questions

Is this converter accurate?

Yes — it uses standard conversion factors and updates instantly as you type.

Is it free?

Completely free, no sign-up, runs in your browser.