Compare software

Folder SizeTreeSize Free
Freemium

Free to use, with a paid registered edition available.

 Freemium

TreeSize Free is free for private and commercial use. TreeSize Personal, Professional and…

Windows Windows
  • Bar and pie charts of disk usage
  • Works on network shares and NAS devices
  • Reads the NTFS master file table, so scans finish quickly
  • Folder tree sorted by size, updating while it scans
  • Windows only
  • Some functions tied to the paid registered edition
  • Windows only and closed source
  • Duplicate search, reports and exports need a paid edition
Downloadable app Downloadable app
Closed source Closed source
License not stated License not stated
No account needed No account needed
Works offline Works offline

Checked October 1, 2026

Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.