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Comparison
The cross-platform TreeSize alternative
TreeSize is a powerful Windows storage-analysis tool — the Free edition is free, the Professional edition is paid. If you want the same app on Windows, macOS and Linux, free and without tracking, FreeSize is the alternative for you.
FreeSize compared with TreeSize
| Feature | FreeSize | TreeSize |
|---|---|---|
| Platforms | Windows, macOS, Linux | Windows only |
| Visualization | Treemap, sunburst & heatmap | Treemap & tables |
| Scan view | Tree grows live, largest first | Detailed tables |
| Price | Free (optional Pro, CHF 29/yr) | Free edition · Professional is paid |
| Privacy | Local, no tracking, signed & notarized | Local (Windows) |
| Interface | Modern, light & dark mode | Windows ribbon |
| Origin | Switzerland | Germany (JAM Software) |
Why FreeSize?
- The same app on Windows, macOS and Linux — identical to use.
- The full analysis feature set is free — no forced upgrade.
- Treemap and sunburst: two views of the same storage.
- Local analysis without tracking; code-signed (DigiCert EV) and notarized on macOS.
What speaks for TreeSize
TreeSize Professional is very feature-rich on Windows (file search, duplicate finder, NTFS details, reports). If you work exclusively on Windows and need those specialized features, TreeSize is a strong choice.
Try FreeSize for free
No sign-up required — version 0.3.1 for Windows, macOS and Linux.
Download for free