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Dupin is an iTunes duplicates manager.

Dupin finds sets of duplicate tracks in iTunes based on the criteria you choose. It can then automatically select the "Keeper" tracks from among the duplicates using a variety of versatile filter options.

With Dupin you can:

  • Locate, sort, filter, and purge duplicate tracks
  • Remove duplicate tracks from iTunes and trash their files
  • Re-populate iTunes playlists
  • Preserve play history and ratings
  • Manage intentionally duplicated tracks
  • Copy tracks to new iTunes playlists
  • Audition tracks

What's New

Version 2.8.0:
  • Improves memory management
  • Preliminary support for OS X 10.10 Yosemite and iTunes 12
  • Drops support for OS X 10.7 and earlier (v2.7.4 is the last version to run on OS X 10.6 and 10.7)
  • Many minor fixes for better performance and reliability


  • OS X 10.8 or later
  • iTunes 11 or later

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Current Version (2.x)


Downloads 111,381
Version Downloads 81
License Demo
Date 28 Aug 2014
Platform Intel 64 / OS X
Price $15.00
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