File Size Calculator - Free Online Tool
Convert data storage units with this free file size calculator.
Perfect for computing and digital storage calculations.
Last updated · How we build & check our tools
Frequently Asked Questions
Common questions about the File Size Calculator - Free Online Tool
Depends on content. Text: ~1KB/page. Images: 0.5-10 MB. Video: 1-5 GB/hour.
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Sources & References
Binary vs decimal multiples (KB, KiB, MB, MiB)
Decimal (SI) multiples — kilo = 10³ — versus binary multiples — kibi (Ki) = 2¹⁰ — for bytes and bits, per the NIST/IEC 80000-13 conventions.