Poolside FM - Experiment a radio made on Internet times.

Songlio - Free musical guessing game: race friends to name that tune

Noted - Social music discovery

SongTrivia2.io - Songtrivia2.io is a browser and mobile blind test game that allows you to play in real time with your friends or against strangers. Several musical themes, difficulty and game modes are available to create lots of different musical quizzes.

humit - A social networking app for music sharing and discovery.

Fretello Stage - Jam, record and share your music in the blink of an eye