Best Dup Detector Alternatives in 2026
Updated
20 apps from duplicate file finders ranked against Dup Detector on the same published basis.
- 1Dup Detector vs Czkawka
- 2Dup Detector vs Duplicate Files Fixer
- 3Dup Detector vs Duplicate Photos Fixer Pro
- 4Dup Detector vs dupeGuru
- 5Dup Detector vs Folder Size
- 6Dup Detector vs AllDup
- 7Dup Detector vs Auslogics Driver Updater
- 8Dup Detector vs CloneSpy
- 9Dup Detector vs Duplicate Cleaner
- 10Dup Detector vs jdupes
- 11Dup Detector vs fclones
- 12Dup Detector vs fdupes
- 13Dup Detector vs Space Wizard
- 14Dup Detector vs EaseUS DupFiles Cleaner
- 15Dup Detector vs Wise Duplicate Finder
- 16Dup Detector vs dskDitto
- 17Dup Detector vs Cisdem Duplicate Finder
- 18Dup Detector vs WhatInStartup
- 19Dup Detector vs Nektony Duplicate File Finder
- 20Dup Detector vs Ashisoft Duplicate File Finder
Dup Detector alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Czkawka | 7.8 | Free plan | Free | Android, Linux, Mac, Windows |
| 2 | Duplicate Files Fixer | 7.8 | Free plan | €3/mo | Android, Mac, Windows |
| 3 | Duplicate Photos Fixer Pro | 7.0 | No | $3.33/mo | Android, iOS, Mac, Windows |
| 4 | dupeGuru | 6.4 | Free plan | Free | Linux, Mac, Windows |
| 5 | Folder Size | 6.4 | Free plan | $24.95/mo | Windows |
| 6 | AllDup | 6.3 | Free plan | Free | Windows |
| 7 | Auslogics Driver Updater | 6.3 | Free plan | Free | Windows |
| 8 | CloneSpy | 6.3 | Free plan | Free | Windows |
| 9 | Duplicate Cleaner | 6.3 | Free plan | Free | Windows |
| 10 | jdupes | 6.3 | Free plan | Free | Linux, Mac, Windows |
| 11 | fclones | 6.2 | Free plan | Free | Linux, Mac, Windows |
| 12 | fdupes | 6.2 | Free plan | Free | Linux |
| 13 | Space Wizard | 6.2 | Free plan | Free | Linux, Mac, Windows |
| 14 | EaseUS DupFiles Cleaner | 6.1 | Free plan | $5/mo | Windows |
| 15 | Wise Duplicate Finder | 6.0 | Free plan | $1/mo | Windows |
| 16 | dskDitto | 5.8 | No | — | Linux, Mac |
| 17 | Cisdem Duplicate Finder | 5.6 | No | $1.67/mo | Mac, Windows |
| 18 | WhatInStartup | 5.6 | No | — | Windows |
| 19 | Nektony Duplicate File Finder | 5.5 | No | — | Mac |
| 20 | Ashisoft Duplicate File Finder | 5.4 | No | — | Windows |
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Questions about Dup Detector alternatives
What is the best alternative to Dup Detector?
Czkawka, number 1 in duplicate file finders with a score of 7.8 out of 10. The others here: Duplicate Files Fixer, Duplicate Photos Fixer Pro, dupeGuru and 16 more.
What is the best free alternative to Dup Detector?
Czkawka is the best-ranked alternative with a free plan. 14 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.