Genius playlists are great for picking out music you like, but if you want a set of songs to match your mood, you should take a closer look at Habu. Habu is an iOS app that creates playlists based upon the mood conveyed in a song. Habu is powered by Gracenote, a music database company that licenses music and video metadata information.
The app scans your music library and groups songs into moods and emotions like cool, rowdy and brooding. Not only does the app create mood-based lists, it also gives you some insight into your personality. You can see whether your library is dominated by energetic or sensitive songs. You can even share your mood map with friends via Facebook. Similar to other music tools, Habu lets you discover new music