Stealthy: Secret Messenger - Chat anonymously with friends & strangers
Spotify - Map shows when two people play same song at same time
Roomvine - Chatrooms for real life venues, neighborhoods and events
Last.fm - The world's largest online music service. Listen online, find out more about your favourite artists, and get music recommendations, only at Last.fm
Jodel - What is Jodel all about? Jodel is the community that shows you what's happening in your area in real-time.
SoundCloud - Enjoy music & follow favourite artists