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dua-cliTreeSize Free
Free

The open-source application is available without a license fee.

 Freemium

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

Windows, macOS, Linux Windows
  • Interactive navigation and optional deletion
  • Reads the NTFS master file table, so scans finish quickly
  • Folder tree sorted by size, updating while it scans
  • Deleting files is permanent, so selections need care.
  • Windows only and closed source
  • Duplicate search, reports and exports need a paid edition
Downloadable app Downloadable app
Open source Closed source
License: MIT License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 21, 2026

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