Best FreeSize Alternatives in 2026
Updated
20 apps from disk space analyzers ranked against FreeSize on the same published basis.
- 1FreeSize vs WizTree
- 2FreeSize vs TreeSize
- 3FreeSize vs FolderSizes
- 4FreeSize vs SizeTrend
- 5FreeSize vs Disk Analyzer Pro
- 6FreeSize vs StorageRadar
- 7FreeSize vs Drive Atlas
- 8FreeSize vs Disk Auditor
- 9FreeSize vs LumaDisk
- 10FreeSize vs Filelight
- 11FreeSize vs SpaceMonger
- 12FreeSize vs DiskAtlas
- 13FreeSize vs Space Wizard
- 14FreeSize vs WinDirStat
- 15FreeSize vs eDirStat
- 16FreeSize vs Folder Size
- 17FreeSize vs gdu
- 18FreeSize vs SpaceObServer
- 19FreeSize vs Disk Usage Analyzer
- 20FreeSize vs QDirStat
FreeSize alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | WizTree | 9.2 | Free plan | $25/mo | Mac, Windows |
| 2 | TreeSize | 9.0 | Free plan | Free | Windows |
| 3 | FolderSizes | 8.8 | Free plan | Free | Windows |
| 4 | SizeTrend | 8.7 | Free plan | Free | Windows |
| 5 | Disk Analyzer Pro | 8.5 | Free plan | Free | Mac, Windows |
| 6 | StorageRadar | 8.4 | Free plan | $9.99/mo | Mac |
| 7 | Drive Atlas | 8.4 | Free plan | $20/mo | Linux, Windows |
| 8 | Disk Auditor | 8.2 | Free plan | Free | Windows |
| 9 | LumaDisk | 8.2 | Free plan | $6.89/mo | Mac, Windows |
| 10 | Filelight | 8.1 | No | — | Linux, Windows |
| 11 | SpaceMonger | 8.1 | No | — | Windows |
| 12 | DiskAtlas | 8.1 | Free plan | $5/mo | Mac |
| 13 | Space Wizard | 8.1 | Free plan | Free | Linux, Mac, Windows |
| 14 | WinDirStat | 8.0 | No | — | Windows |
| 15 | eDirStat | 8.0 | No | — | Linux, Mac, Windows |
| 16 | Folder Size | 8.0 | Free plan | $24.95/mo | Windows |
| 17 | gdu | 8.0 | Free plan | Free | Linux, Mac, Web, Windows |
| 18 | SpaceObServer | 7.8 | No | — | Windows |
| 19 | Disk Usage Analyzer | 7.8 | No | — | Linux |
| 20 | QDirStat | 7.8 | No | — | Linux, Mac |
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Questions about FreeSize alternatives
What is the best alternative to FreeSize?
WizTree, number 1 in disk space analyzers with a score of 9.2 out of 10. The others here: TreeSize, FolderSizes, SizeTrend and 16 more.
What is the best free alternative to FreeSize?
WizTree is the best-ranked alternative with a free plan. 13 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on.