DUFF: DUplicate File Finder Alternatives

    DUFF: DUplicate File Finder is described as 'DUFF (DUplicate File Finder) is (will be) a free tool for Windows used to find and process duplicate files on a computer file system and/or network. It will have numerous built-in and plugin-based file comparison layers, duplicate markers, and fileset processers' and is an app in the File Management category. There are more than 100 alternatives to DUFF: DUplicate File Finder for a variety of platforms, including Windows, Mac, Linux, Android and iPhone. The best alternative is dupeGuru, which is both free and Open Source. Other great apps like DUFF: DUplicate File Finder are Duplicate Cleaner (Freemium), AllDup (Free), VisiPics (Free) and CloneSpy (Free).

    This page was last updated Oct 6, 2021

    1. 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.
    2. 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.
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    3. AllDup is a freeware tool for searching and removing file duplicates on your computer, network shares or external storage media. The fast search algorithm find duplicates of any file type, e.g., text, pictures, music or movies.
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    4. 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.

      Discontinued

      The program seems to be no longer updated. Last version, 1.31, released in February 2013, can be still downloaded from the official website.

    5. 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.
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    6. 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.
    7. Make your old PC live longer — and your new PC run faster — with AVG TuneUp. Our PC optimizer comes with revamped Sleep Mode technology to boost your PC speed and performance, and Disk and Browser Cleaners that free your storage space.
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    8. Duplicate File Detective uses state-of-the-art file content analysis technology to show you exactly where your duplicate files are (even when the file names are different).
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    9. Similarity is a useful program that helps you to find and remove similar, duplicate musical files (MP3, WMA, OGG, ASF, WAV, FLAC, APE, WV) with the same or similar sound content, music tags (ID3,WMF,Vorbis).
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    10. Duplicate & Same Files Searcher is an application for searching duplicate files (clones) and NTFS hard links to the same file. It searches duplicate file contents regardless of file name (true byte-to-byte comparison is used).
    Showing 10 of 104 alternatives