Pandora iMessage App - Say it with Pandora — Send and receive songs in iMessage
Playlist Machinery - Tools that help you create & organize your Spotify playlists
Pandora Premium - On-demand music. Pandora's answer to Spotify.
BeatMix - Enables Shuffle and Radio for multiple artists in Spotify
Pandora - Pandora Radio is a free (ad-supported) internet radio founded in 2000.
Magic Playlist - Get the playlist of your dreams based on a song