Songlio - Free musical guessing game: race friends to name that tune
VOXISO - Online AI-powered vocal and music remover
Rock On! - A song pop adventure - music trivia awesomeness
jamhub - Remote music collaboration
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.
Groovebox: Beat & Synth Studio - Make Music & Play Instruments