Fast Duplicate File Finder
Fast Duplicate File Finder: A Windows duplicate finder with exact, similar, network, preview, and cleanup tools. Ranked #10 of 37 in Duplicate File Finders by our editors (7.5/10); pricing: Free plan; best for windows users scanning varied storage.
At a glance
- Editor score7.5 / 10
- PricingFree plan
- Best forWindows users scanning varied storage
- Free planYes
- Platform coverageWindows
- Founded2001
- Facts checked25 Sep 2026
Where it wins
- Scans local, external, NAS, and network storage
- Compares exact and similar files with internal previews
- Automates selection and supports several cleanup actions
Where it doesn't
- Windows-only platform coverage
- Similar-file scans are limited in the free version
- Advanced export and command-line tools require Professional
Our verdict on Fast Duplicate File Finder
Fast Duplicate File Finder is Windows software for locating and removing duplicate files across folders, local drives, external storage, NAS devices, and network locations. It suits users who need more than a filename comparison, with binary content matching for exact duplicates plus scan modes based on similar content, file size, similar names, and identical name-and-size combinations. Internal previews cover documents, images, audio, video, and binary files, helping users review results before cleanup.
The product uses a freemium structure. The Basic plan is the free version and supports exact duplicate searches, while similar-file searches and previews are limited. The Professional plan adds similar-file detection, filtering options, XML and CSV export, command-line features, and a lifetime license. The free version is intended for non-commercial use, so commercial users should consider the Professional tier before adopting it for work-related cleanup.
Its strongest fit is varied storage: scans can include removable media, external hard drives, NAS devices, and network computers or drives. Automatic duplicate selection can follow configurable rules, and results can be filtered by files or folders. Cleanup options include moving or copying files, permanent deletion, or sending duplicates to the Recycle Bin. Professional command-line scanning and result export add useful automation for repeatable workflows. Windows users seeking broad storage coverage and multiple matching methods should consider it; users on another operating system or needing only a simple exact-match scan may prefer a narrower tool.
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Fast Duplicate File Finder pricing
All 2 Fast Duplicate File Finder plans and prices →
Fast Duplicate File Finder fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Not verified |
| Platform coverage | Windows |
| Scan locations | Folders, computers, local drives, diskettes, CD/DVD-ROM, USB flash drives, external hard drives, NAS, network computers and drives |
| Match methods | Byte-by-byte content comparison; similar files; file size; similar file names; same file size and name |
| File preview | Yes |
| Automatic selection | Yes |
| Recycle Bin / Trash | Yes |
| Folder exclusions | Yes |
| Deployment | Desktop |
| Platforms | Windows |
| Support | Docs |
| Built for | Solo, Small business (editorial estimate) |
| Pricing | Free plan (source) |
| Website | mindgems.com |
| Facts checked | 25 Sep 2026 |
Alternatives to Fast Duplicate File Finder
- AllDupA fully free Windows duplicate finder with broad matching and cleanup controls.9.0
- CzkawkaA free, scriptable duplicate finder for technical users across Windows, macOS, Linux, and Android.8.8
- Wise Duplicate FinderA Windows duplicate finder with free manual cleanup and Pro date-based selection.8.7
See all Fast Duplicate File Finder alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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