SoundCloud Go - Your favorite music and new discoveries, offline and ad-free
Knowthelist - Knowthelist - the awesome party music player Easy to use for all party guests
Spotify - Map shows when two people play same song at same time
Museeks - A simple, clean and cross-platform music player
Audiomack - The free SoundCloud alternative
Song Director - Song Director is a program that plays and keeps track of all your music files.