Best Disk Auditor Alternatives in 2026
Updated
20 apps from disk space analyzers ranked against Disk Auditor on the same published basis.
- 1Disk Auditor vs TreeSize
- 2Disk Auditor vs WizTree
- 3Disk Auditor vs FolderSizes
- 4Disk Auditor vs SizeTrend
- 5Disk Auditor vs Disk Analyzer Pro
- 6Disk Auditor vs StorageRadar
- 7Disk Auditor vs Drive Atlas
- 9Disk Auditor vs DiskAtlas
- 10Disk Auditor vs LumaDisk
- 11Disk Auditor vs Folder Size
- 12Disk Auditor vs WinDirStat
- 13Disk Auditor vs Filelight
- 14Disk Auditor vs SpaceMonger
- 15Disk Auditor vs Disk Usage Analyzer
- 16Disk Auditor vs Space Wizard
- 17Disk Auditor vs Storage Analyser
- 18Disk Auditor vs SpaceObServer
- 19Disk Auditor vs OmniDiskSweeper
- 20Disk Auditor vs eDirStat
- 21Disk Auditor vs OverClean
Disk Auditor alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | TreeSize | 8.2 | Free plan | Free | Windows |
| 2 | WizTree | 8.2 | Free plan | $25/mo | Mac, Windows |
| 3 | FolderSizes | 8.0 | Free plan | Free | Windows |
| 4 | SizeTrend | 8.0 | Free plan | Free | Windows |
| 5 | Disk Analyzer Pro | 7.7 | Free plan | Free | Mac, Windows |
| 6 | StorageRadar | 7.7 | Free plan | $9.99/mo | Mac |
| 7 | Drive Atlas | 7.6 | Free plan | $20/mo | Linux, Windows |
| 9 | DiskAtlas | 7.5 | Free plan | $5/mo | Mac |
| 10 | LumaDisk | 7.4 | Free plan | $6.89/mo | Mac, Windows |
| 11 | Folder Size | 7.4 | Free plan | $24.95/mo | Windows |
| 12 | WinDirStat | 7.3 | No | — | Windows |
| 13 | Filelight | 7.3 | No | — | Linux, Windows |
| 14 | SpaceMonger | 7.3 | No | — | Windows |
| 15 | Disk Usage Analyzer | 7.2 | No | — | Linux |
| 16 | Space Wizard | 7.2 | Free plan | Free | Linux, Mac, Windows |
| 17 | Storage Analyser | 7.2 | No | — | Android |
| 18 | SpaceObServer | 7.1 | No | — | Windows |
| 19 | OmniDiskSweeper | 7.1 | No | — | Mac |
| 20 | eDirStat | 7.1 | No | — | Linux, Mac, Windows |
| 21 | OverClean | 7.1 | Free plan | $9.99/mo | Mac |
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Questions about Disk Auditor alternatives
What is the best alternative to Disk Auditor?
TreeSize, number 1 in disk space analyzers with a score of 8.2 out of 10. The others here: WizTree, FolderSizes, SizeTrend and 16 more.
What is the best free alternative to Disk Auditor?
TreeSize is the best-ranked alternative with a free plan. 12 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.