Spotify - Map shows when two people play same song at same time
Bored Button - Your gateway out of boredom.
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
Kingfisher - Organize and explain just about anything.
SoundCloud - Enjoy music & follow favourite artists
Crowdcast - CrowdCast provides webinars & virtual conferences.