Spotify - Map shows when two people play same song at same time
PartyWith - Connecting people who love to party - anytime, anywhere.
Lazyset - A Spotify playlist mixing Facebook Messenger bot
Party with a Local - Party with a Local is a free app that connects travelers with locals that want to party.
22tracks - DJ curated Spotify playlists on iOS
Party Bot - A bot that helps find the best parties happening near you.