beaTunes - Smart software for library management, music analysis, and playlist creation. For Windows and macOS.
dupeGuru - dupeGuru is a tool for finding duplicate files on your computer.
Mixed in Key - Mixed In Key is award-winning DJ software that gives you the #1 technique of the world's best...
AllDup - AllDup is a freeware tool for searching and removing file duplicates on your Windows computer.
KeyFinder - Key estimation software for DJs
Czkawka - Multi functional app to find duplicates, empty folders, similar images etc.