Magic Playlist - Get the playlist of your dreams based on a song
Vinyls - Vinyls is a music player that lets you listen to your music without any complicated setup.
Doppler for iPhone - A better offline music experience for iPhone
Plexamp - A small music player with a number of unique features
Spotify.me - Beautiful analytics on your Spotify listening habits 🎧
SoundCloud Charts - The most played tracks on SoundCloud this week