AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode
Mixed in Key - Mixed In Key is award-winning DJ software that gives you the #1 technique of the world's best...
Duplicate Cleaner - Duplicate Cleaner: the fastest and most popular tool for finding duplicate files. Over 1 million downloads: Get your copy now! Free and Pro versions available.
beaTunes - Smart software for library management, music analysis, and playlist creation. For Windows and macOS.
FSlint - FSlint is a utility to find and clean various forms of lint on a filesystem. I.E.
Tunebat - A browser based song key and bpm database. Supplies compatible songs for harmonic mixing.