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DupScan searches for duplicated files in specified folders. It detects the duplication files to which all specified attributes (such as name, file type, date modified, CRC) are corresponding.

You can specify suitable comparison condition for searching duplication files. It detects, for example, the files that have the same contents (may have different file names) if you specify "CRC" or "Contents". It also might detect backup copies which have the same name and different contents if you specify "Name" and "Date Created".

You can delete extra files in the duplication files after checking these by using various functions of

What's New

Version 2.4.1:
  • image-Interpolation behavior added to image preview
  • deprecated APIs changed to new APIs
  • bug fixed: progress sheet does not dismiss on Snow Leopard
  • bug fixed: cannot display help or cannot search keyword while some conditions.


Mac OS X 10.3 or later

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Current Version (2.x)


Downloads 4,376
Version Downloads 3,958
License Free
Date 28 Sep 2009
Platform OS X / PPC 32 / Intel 32
Price Free
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