File Size Converter

Convert between B, KB, MB, GB, TB and estimate storage for photos/videos.

How to Use

  1. Enter a file size and select its unit.
  2. Click Convert to see all unit equivalents.
  3. Review storage capacity estimates.

File size units

Binary prefixes: 1 KB = 1,024 B, 1 MB = 1,024 KB, 1 GB = 1,024 MB, 1 TB = 1,024 GB. Storage estimates use typical file sizes for reference.

Frequently Asked Questions

Binary or decimal units?
We use binary (IEC) units: 1 KB = 1,024 bytes, 1 MB = 1,024 KB, etc.
What are storage estimates?
Rough counts of photos (~5 MB), songs (~4 MB), or HD movies (~4 GB) that fit in your size.

Related Tools