Radio4000 - Radio4000 lets you discover user curated radios from around the world, manage your online music...
Spotify - Map shows when two people play same song at same time
Bandcamp - Discover amazing music and directly support the artists who make it.
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
Deezer - Deezer is a music streaming app created in France. It is available in 180 counties and gets 16 million users a month. 6 million of the users have paid subscriptions. Read more about Deezer.
SoundCloud - Enjoy music & follow favourite artists