Festify - Festify is a free Spotify-powered app that lets your guests choose which music should be played...
Ocean beta - Make music with friends in your browser
Heartbeat - Listen to music with your friends together, on Spotify
onfour - A watch-together livestream concert platform
Join My Playlist - Listen to music live together with your friends in Spotify.
Wavepot - Wavepot is addictive music or beats maker platform that offers a live-coding environment for creating sound and music.