Playlist Machinery - Tools that help you create & organize your Spotify playlists
HotMusic - HotMusic is the best music service to discover songs from your favourite genres RIGHT AFTER their...
Magic Playlist - Get the playlist of your dreams based on a song
Spotify - Map shows when two people play same song at same time
Noiseblend - One-tap music for every occasion, with Spotify Premium
Jams On Toast - Delightful iOS music player, handcrafted for album lovers