A commandline tool to find unnecessary files (duplicates, tmpfiles, unstripped binaries and more)
Cost / License
- Free
- Open Source
Application type
Platforms
- Linux
Germany
EU

Apps similar to Duplicate Detective include Czkawka, which is free and open source. Other options are dupeGuru, dskDitto, Duplicate Cleaner and AllDup. There's no shortage of Duplicate File Finders like Duplicate Detective, with more than 50 alternatives for Windows, Mac and Linux.
A commandline tool to find unnecessary files (duplicates, tmpfiles, unstripped binaries and more)

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.


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


FDUPES is a program for identifying or deleting duplicate files residing within specified directories.

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



Remove duplicate files and do it fast. duplikaatti is designed to go through 50 TiB+ of data and hundreds of thousands of files and find duplicate files in few minutes.
Aperito is a somewhat scriptable duplicate file manager. It can simply used to cleanup a directory of duplicate files but it also allows you to perform much more complex deduplication. For example, if you want to delete all files under Dir3 that also exist under Dir1 or Dir2 but...

Duplicate File Finder, is designed to find and delete true duplicate files over home and corporate network while no software installed on other computer. Fast byte-to-byte and CRC32 comparison gives you the most accurate results and Duplicate File Finder searches duplicate file...

DupInOut Duplicate Finder helps you reclaim lost storage by deleting duplicate files. It also contains added features to organize files into your own folder structures, and compare two folders for same files, different files and additional files.




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.

FolderMatch is a program that compares directories and files, showing the differences clearly.




Samanlainen is a command line duplicate file remover which uses SHA-512 hashes to identify identical files. It's inspired by Rdfind