Volume is anti-aux hoarders and dictatorships.
Volume is group music queueing.
Volume allows one person to play music off their phone while others in the group can add songs to the queue, from their own devices. Any device.
Playing music with your friends doesnt have to involve passing around the phone so each person can queue a song.
With Volume, any friend can access the partys playlist to add music with the app, or on the web.
Spotify Premium is required to play music, but anyone can add songs to the party.