Duplicate Finder
Find and Remove TRUE duplicate files, Search duplicate file contents regardless of file name, Delete or move duplicate files, Clean up disk space, manage files better, Duplicate Finder matches byte by byte or CRC32 to give you most accurate results. Faster and more reliable than other duplicate... + Fastest among duplicate file finders. ... + Find duplicate files based on criteria : filename, byte to byte, contents, etc. ... + Remove duplicate files to eliminate synchronization problems. ... + Show file versions and properties.
http://www.ashisoft.com/downloads/dfsetup.exe - 2Mb - Download - Screenshot

DeDupe
DeDupe is a duplicate file finder designed to analyze duplicate files and increase the hard disk space. It deletes duplicate files and compresses into a zip file. DeDupe finds and removes the duplicate files before they cause havoc to your system. DeDupe increases hard disk space by deleting the... And DeDupe provides option to zip the duplicate files rather than deleting. ... You can check for duplicates in Multiple drives like Floppy,USB, Jaz Drive and Network drives.
http://www.cellarstoneindia.com/products/dedupe.exe - 7Mb - Download - Screenshot

Abee MP3 Duplicates Finder
The purpose of this program is to find all mp3(ogg,wma) duplicates on your computer and remove useless files from your hard drive. As this program performs just this single task it copes with it much better than other more universal programs. Unlike the other programs for duplicate files... If the mp3 file doesn't have filled tags, the program tries to determine such information from mp3 file name. ... While most of duplicates finders use such criteria as file size and file name, our program uses the artist name and title of the composition from ID3 tag for comparison.
http://abeetech.com/mp3-duplicates-finder/Mp3DuplicatesFinderSetup.exe - 1Mb - Download - Screenshot

Visual Similarity Duplicate Image Finder
Visual Similarity Duplicate Image Finder's main goal is to help you find fast all similar and duplicate images in a folder and its sub folders. Visual Similarity Duplicate Image Finder uses advanced algorithms to find similar images in a way that a human does. ... Visual Similarity Duplicate Image Finder is a powerful utility for finding similar and duplicate images in a folder and all its sub folders. ... And with a couple of mouse clicks you can get rid off all duplicate images and save valuable disk space.
http://www.mindgems.com/software/VSDuplicateImageFinder.exe - 1Mb - Download - Screenshot

Duplicate MP3 File Finder
Find and delete duplicate MP3 and music files on your computer. Duplicates are found by exact filename, similar filename, exact file size, exact MP3 tag, and similar MP3 tag. You decide which files to send to the Recycling Bin.
http://www.sobolsoft.com/duplicatemp3/download/setup.exe - 420Kb - Download - Screenshot

EF Duplicate MP3 Finder
The EF Duplicate MP3 Finder is a useful program that help you to find out and remove duplicate audio files with same or similar properties, files that occupy so unnecessarily storage place on your computer or your server. In addition the program analyzes the artist and title information from the... The EF Duplicate MP3 Finder supports you here among other things with functions for the deletion, copying, moving or renaming the entries. ... according to the file date or the file size purposefully.
http://www.efsoftware.com/sw/efd3f.zip - 1Mb - Download - Screenshot

CD Duplibase
This application is a CD database for finding duplicate files, to prevent files from being moved to CD-R/DVD±R multiple times. If you have a some unknown files in folder, program will show you files that you already have on CDs. In common, CD Duplibase is a disk catalogization tool. ... With CD Duplibase you can find the duplicates that cannot be finded by any other duplicate finder! ... ". ... After you can delete/move/copy duplicates. ... Just right-click on folder and select "Scan for duplicates...
http://duplibase.com/CDDuplibase_145pr.exe - 2Mb - Download - Screenshot

Duplicate Image Finder
Duplicate Image Finder locates duplicate images on your computer. The first step is to select a path to scan. DIF then locates all the images in the path (and sub-paths) you specify. The next step is to select a "match %". This helps DIF determine how closely you want the images to match. ... You can then delete, move, or view the duplicate images. ... DIF is very fast and easy to use. ... It comes with an install/unintall program. ... DIF analyzes the following types of files: JPEG, BMP (bitmap), and GIF files.
http://www.rmsft.com/downloads/dif.exe - 16Mb - Download - Screenshot

Duplicate File Finder for Pro Engineer
Duplicate file finder for pro engineer files.
http://www.dvcodes.com/duplicate_file.exe - 26Kb - Download

Duplicate File Finder & Remover
Find and delete duplicate and similar files on your computer. You decide which dupe files are safely sent to the Recycling Bin. Search and remove doubles / multiples of your image, media and any other type of files.
http://www.sobolsoft.com/duplicatefile/download/setup.exe - 409Kb - Download - Screenshot