Festify - Festify is a free Spotify-powered app that lets your guests choose which music should be played...
Audioship - Upload audio to YouTube or Facebook
Heartbeat - Listen to music with your friends together, on Spotify
TunesToTube - What does TunesToTube do?
Join My Playlist - Listen to music live together with your friends in Spotify.
Tovid.io - Upload mp3 to YouTube: image and audio are rendered to video and published to your channel.