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
SpotiMy - Play/Pause and Next/Previous functions for Spotify directly on your Menu Bar!
Maloja - Simple self-hosted music scrobble database to create personal listening statistics.
Pandora - Pandora Radio is a free (ad-supported) internet radio founded in 2000.
Covergloobus - This is a simple application to show the cover and the info of what is playing in your favorite...
TuneIn Radio - With TuneIn Radio Mobile, your mobile device becomes the radio.