Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux



DupDetector is described as 'Dup Detector finds duplicate and near duplicate images by opening and reading image pixel data. The program is easy to use, just specify the path and start the scan. You can specify a match % that is required to consider the image a duplicate and preview all found dups side by' and is a duplicate images finder in the photos & graphics category. There are more than 50 alternatives to DupDetector for a variety of platforms, including Windows, Mac, Linux, Android Tablet and Flathub apps. The best DupDetector alternative is Czkawka, which is both free and Open Source. Other great apps like DupDetector are dupeGuru, Duplicate Cleaner, AllDup and AntiDupl.



Fast Duplicate File Finder will help you find fast all duplicate files in a folder and its sub folders. The applications will compare the content of your files so it will find duplicates even if they are using different file names.


Identifies and eliminates both duplicate and similar images across photo libraries on PC or Mac, offering three scan modes and two advanced algorithms for thorough detection. Enables organizing, decluttering, and managing extensive photo collections efficiently.




A commandline tool to find unnecessary files (duplicates, tmpfiles, unstripped binaries and more)

Quickly find same or similar pictures/photos including rotated (mirrored) or negative images - duplicates based on content similarity signature.




Awesome Duplicate Photo Finder is a free powerful tool, that helps you to find and remove duplicate photos on your PC. With this program you can easily clean up your photo collection from duplicates or even similar images.

Find and remove duplicates of the same file easily before they cause system instability


A program that can find duplicate or similar video files. Video simili duplicate cleaner compares the video content regardless of different format or compression used (digital video fingerprinting), while other software only find identical files .




Quickly finds duplicate files relied on their content, focus on finding and cleaning the duplicate files on Windows.


Duplicate file finder/remover supporting the following hash algorithms: MDA, SHA1, SHA256, SHA256Cng, SHA384, SHA512 and BLAKE2B.



Ashampoo Duplicate File Finder doesn't just delete file duplicates but keeps a master file and replaces all others with internal links to that file. This means your programs won't know the difference and will work as expected.



Finddupe is a tool for quick detecting of duplicate files on a hard drive under Windows. Duplicate files can be detected, hardlinked, or deleted. Finddupe can also search for hardlinked files on your computer.
