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DiskBossTreeSize Free
Paid

Commercial software sold through the developer's purchase page.

 Freemium

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

Windows, Command line Windows
  • Combines disk space analysis, duplicate search and file classification in one tool
  • Rule-based automation for organizing and migrating files
  • Reads the NTFS master file table, so scans finish quickly
  • Folder tree sorted by size, updating while it scans
  • Windows only
  • Wide feature set can be more than a simple disk usage viewer needs
  • 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
Not stated if an account is needed No account needed
Works offline Works offline

Checked October 2, 2026

Checked September 21, 2026

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