More Space Sanitizer 

Safely reclaim and sanitize disk space by deleting duplicates and file hogs. Identifies duplicate files, file hogs, folder hogs, temporary files and more.
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Arclab File IO/System Toolbox 

Arclab FileIO/System Toolbox is a set of easy to use but powerful functions for File, Folder, Shell, Windows API and System operations and for gathering informations. a href="http://arclab.com"Visit: arclab.com/a
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Check Identical Files 

This utility is able to check your drives for annoying duplicate files, and provides easy capability of deleting them, saving you megabytes of precious diskspace. An absolute must for people who have a huge number of files (e.g. pictures or mp3).
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