Also supports Libre.fm.

Supported apps: Android Music Player, HTC Hero/Sense Music Player, Google Music, Player Pro, Meridian Player, MixZing, Archos Music Player, Rhapsody Android, Vanilla Music Player, bTunes, ³ (cubed), WIMP, Zimly, Just Playlists, PowerAMP, Winamp, myTouch 4G, RockOn, jukefox, DAAP Media Player, Folder Player, GoneMAD Music Player, MIUI Music Player, ServeStream, Default Sony Ericsson/Xperia Music Player, Neutron Music Player, Music2Dance2, Rdio, DeaDBeeF, Music Pump XBMC Remote (Beta), JRTStudio Android Music Player, Music Folder Player, Apollo, LG Music Player, Now Playing, Shuttle Music Player, My Cloud Player, SoundSeeder, more...

For problems and feedback, please open an issue ticket on the website. SLS is on github, and any and all contributions are welcome!