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TreeSize FreeFolderSizes
Freemium

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

 Freemium

Free version available, with a paid Pro upgrade.

Windows Windows
  • Reads the NTFS master file table, so scans finish quickly
  • Folder tree sorted by size, updating while it scans
  • Analyses network shares as well as local drives
  • Scheduled reports with email delivery
  • Windows only and closed source
  • Duplicate search, reports and exports need a paid edition
  • Windows only
  • Some features require the paid Pro edition
Downloadable app Downloadable app
Closed source Closed source
License not stated License not stated
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 21, 2026

Checked September 24, 2026

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