Best Defragger Alternatives in 2026
Updated
20 apps from disk defragmentation software ranked against Defragger on the same published basis.
- 1Defragger vs IObit Uninstaller
- 2Defragger vs Auslogics Driver Updater
- 3Defragger vs Btrfsmaintenance
- 4Defragger vs Disk SpeedUp
- 5Defragger vs e4defrag
- 6Defragger vs Puran Defrag
- 7Defragger vs WinContig
- 9Defragger vs FreeDOS Defrag
- 10Defragger vs IObit Smart Defrag
- 11Defragger vs xfs_fsr
- 12Defragger vs DiskTuna
- 13Defragger vs O&O AppBuster
- 14Defragger vs Shake
- 15Defragger vs DymaxIO
- 16Defragger vs Defraginator
- 17Defragger vs Microsoft Quick Assist
- 18Defragger vs UltraDefrag
- 19Defragger vs UltimateDefrag 6
- 20Defragger vs Windows Backup
- 21Defragger vs Autoruns
Defragger alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | IObit Uninstaller | 6.4 | Free plan | $1.23/mo | Windows |
| 2 | Auslogics Driver Updater | 6.1 | Free plan | Free | Windows |
| 3 | Btrfsmaintenance | 6.1 | Free plan | Free | Linux, self-hosted |
| 4 | Disk SpeedUp | 6.1 | Free plan | Free | Windows |
| 5 | e4defrag | 6.1 | Free plan | Free | Linux |
| 6 | Puran Defrag | 6.1 | Free plan | Free | Windows |
| 7 | WinContig | 6.1 | Free plan | Free | Windows |
| 9 | FreeDOS Defrag | 6.0 | Free plan | Free | self-hosted |
| 10 | IObit Smart Defrag | 6.0 | Free plan | $1.67/mo | Windows |
| 11 | xfs_fsr | 6.0 | Free plan | Free | Linux |
| 12 | DiskTuna | 5.6 | No | — | Windows |
| 13 | O&O AppBuster | 5.6 | No | — | Windows |
| 14 | Shake | 5.6 | No | — | Linux |
| 15 | DymaxIO | 5.5 | No | $5.75/mo | Windows |
| 16 | Defraginator | 5.4 | No | — | Linux, Mac, Windows |
| 17 | Microsoft Quick Assist | 5.4 | No | — | Mac, Web, Windows |
| 18 | UltraDefrag | 5.4 | No | — | Windows |
| 19 | UltimateDefrag 6 | 5.3 | No | — | Windows |
| 20 | Windows Backup | 5.3 | No | — | Windows |
| 21 | Autoruns | 5.1 | No | — | — |
Make your app an alternative to Defragger
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about Defragger alternatives
What is the best alternative to Defragger?
IObit Uninstaller, number 1 in disk defragmentation software with a score of 6.4 out of 10. The others here: Auslogics Driver Updater, Btrfsmaintenance, Disk SpeedUp and 16 more.
What is the best free alternative to Defragger?
IObit Uninstaller is the best-ranked alternative with a free plan. 10 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.