Czkawka is a simple, fast, written in Rust and easy to use app to remove unnecessary files from your computer.
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- Flathub
- Snapcraft




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.
Czkawka is a simple, fast, written in Rust and easy to use app to remove unnecessary files from your computer.




dupeGuru is a free and open source tool to find duplicate files on your computer. It can scan either filenames or contents. The filename scan features a fuzzy matching algorithm that can find duplicate filenames even when they are not exactly the same.






Some users think dupeGuru is a great DupDetector alternative, some don't.
Duplicate Cleaner is a tool for finding and removing duplicate files from your computer or network drives; It is intended to be used on user content - documents, photos, images, music, but can be used to scan any type of files.




Find and remove duplicate files! Find and hardlink duplicate files! Find and shortcut duplicate files! Find similar files!.



AntiDupl.NET can find and display duplicate images in the main graphic formats: JPEG, GIF, TIFF, BMP and PNG. The comparison is based on the contents of the files, so the program can find not only almost identical, but similar images.




It compares the picture itself, not the binary data
Does the job, packed with features and can read files with weird characters in the filenames, where the others failed


VisiPics does more than just look for identical files, it goes beyond checksums to look for similar pictures and does it all with a simple user interface. First, you select the root folder or folders to find and catalogue all of your pictures.

FSlint is a utility to find and clean various forms of lint on a filesystem. I.E. unwanted or problematic cruft in your files or file names. For example, one form of lint it finds is duplicate files. It has both GUI and command line modes.

It's not a duplicate image finder
It doesn't look at images.


Find and delete duplicates with just one click, whether photos, music or videos.



CloneSpy is a Free Duplicate File CleanUp Tool for Windows. CloneSpy can help you free up hard drive space by detecting and removing duplicate files. Duplicate files have exactly the same contents regardless of their name, date, time and location.




Geeqie is a free open software image viewer and organiser program for Linux, FreeBSD and other Unix-like operating systems.



Software tool designed specifically for Mac system to identify and remove duplicate files using intelligent scanning, providing disk space optimization. Features include a drag-and-drop user interface, Finder menu integration, external drive detection, and a one-click duplicate wizard.




Detects and removes duplicate files by scanning user-selected folders or drives with intelligent algorithms, previews results for safer deletion, filters by type or date, recovers deleted items, is lightweight, user-friendly, freeware, and supports Windows OS.




It's not a duplicate image finder, but a duplicate file finder.