Verdict: use Video Duplicate Finder if you want a free, powerful duplicate matcher and you're comfortable providing FFmpeg and tuning settings. Use SceneSort Pro if duplicates are one part of a bigger job (messy names, broken files, several drives) and you want it all done in one Windows app with a review step and Undo. (SceneSort Pro is our product. Facts about Video Duplicate Finder were checked on its official GitHub page on 22 Oct 2026.)
Video Duplicate Finder (VDF) is a free, open-source tool (AGPL-3.0) for finding similar videos and images. It runs on Windows, Linux and macOS as a desktop app, and also offers a command-line version, a self-hosted web interface and a Docker image. Its README says it finds duplicates with a different resolution, frame rate and even a watermark, and it can detect when a shorter video is a partial clip of a longer one, using audio fingerprints. An optional AI matching component targets cropped, mirrored or heavily edited copies. It needs FFmpeg and FFprobe; the desktop app offers to fetch them on first launch.
SceneSort Pro is a Windows app for organising a big, messy media library offline. Its duplicate finder sits alongside name clean-up, folder tidying, a corrupt-file scan and a searchable library, so you can deal with everything in one pass. FFprobe is bundled.
| Video Duplicate Finder | SceneSort Pro | |
|---|---|---|
| Price | Free, open source (AGPL-3.0) | Free edition with every feature, capped at 500 files. Pro: US$29 one-time for unlimited files (pricing) |
| Platforms | Windows, Linux, macOS; also CLI, web UI and Docker | Windows 10 and 11 |
| Setup | Needs FFmpeg and FFprobe (offered on first launch, or install them yourself) | Installer from the Microsoft Store; FFprobe bundled |
| Visual matching | Yes, including different resolution, frame rate and watermarks | Yes: light and heavy visual modes with an accuracy setting |
| Audio-based matching | Yes, for partial clips (both files need audio) | Yes: audio and audio-plus-video match modes |
| AI-assisted matching | Optional component for cropped, mirrored or edited copies | No |
| Similar images | Yes | No, video only |
| Reviewing a match | Thumbnails and file details per group | A frame from each copy with resolution, duration, codec, frame rate, size and folder; suggested keeper marked |
| Removing copies | Mark and remove; CLI actions default to a dry run, with trash or permanent delete options | Recycle Bin deletes with Undo; shows the space you'll free |
| File name clean-up | Not a feature | Yes: Clean Names and Tidy Folders, with approval |
| Broken-file check | Not a feature | Yes: Corrupt File Scan |
| Library to browse and play | Not a feature | Yes: filters, thumbnails, favourites, opens in your player |
We haven't published a head-to-head accuracy test. On matching alone, VDF is a mature and capable tool, and we'd rather you try both on your own files than take our word for it.
The free edition of SceneSort Pro has every feature and works on your first 500 files, with no time limit. Pro: unlimited files, US$29 one-time.
There's no conflict in using both. Some people run VDF as a second opinion on a folder SceneSort has already cleaned, or use VDF's AI mode for heavily edited copies and SceneSort for everything else: names, broken files and browsing. If you do, run one tool's deletes at a time and rescan before running the other, so neither is working from an out-of-date file list.
We don't claim that. Both compare video content rather than names. The difference is what surrounds the matching: review, clean-up and the library.
No. Everything runs on your PC. There's no account and no cloud processing.
No. Pro is a single US$29 payment for unlimited files, with updates included. The free edition has no time limit.
Duplicates, clean names, broken-file checks and a library, free on your first 500 files. No account, no upload.
Try it free on 500 filesFree from the Microsoft Store. Pro: unlimited files, US$29 one-time · other install options
Optional: get 20% off the full version
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