AIMP - AIMP : Free Audio Player : Официальный сайт программы
Mixed in Key - Mixed In Key is award-winning DJ software that gives you the #1 technique of the world's best...
Windows Media Player - Get information about Windows Media Player and other Windows Media technologies.
Tunebat - A browser based song key and bpm database. Supplies compatible songs for harmonic mixing.
Miro Player - Miro is a popular, free, and open internet TV application. It brings video channels from thousands of sources and has more free HD than any other platform.
KeyFinder - Key estimation software for DJs