Dupe Eliminator for iTunes is described as 'intuitive tool to Clean iTunes from unwanted duplicates and missing tracks. Easy to use yet full-featured Windows Maintenance and Cleaning solution to clean iTunes. Reclaim space for your iTunes Music Library!' and is an app in the File Management category. There are six alternatives to Dupe Eliminator for iTunes for Mac and Windows. The best alternative is Tune Sweeper. It's not free, so if you're looking for a free alternative, you could try iTunes Duplicate Song Manager. Other great apps like Dupe Eliminator for iTunes are Dupin Lite (Paid), Leawo Tunes Cleaner (Paid), Song Sergeant (Paid) and Idupe (Paid).
Tune Sweeper 4 is an easy to use utility which lets you quickly and easily clean up your iTunes Library. Tune Sweeper can scan your iTunes library for duplicate tracks based on your preferred search criteria.
Leawo Tunes Cleaner is a powerful iTunes cleanup tool, which can help you to delete duplicates in iTunes and get album artwork for iTunes music files.With it, you can clean up iTunes music library fast and comprehensively.
iTunes has a “Show Duplicates” command, but it is of limited use. It offers no way to remove duplicates while keeping one version of a song. It can’t identify which songs are duplicates as opposed to different recordings of the same song.