Fast Duplicate File Finder is described as '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' and is an app in the File Management category. There are more than 50 alternatives to Fast Duplicate File Finder for a variety of platforms, including Windows, Mac, Linux, iPhone and Android. The best alternative is dupeGuru, which is both free and Open Source. Other great apps like Fast Duplicate File Finder are Duplicate Cleaner (Freemium), AllDup (Free), CloneSpy (Free) and FSlint (Free, Open Source).
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.
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.
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.
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.
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.
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).
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.