appfigures - Cross-platform app store analytics for all of your mobile apps.
Bowtie - Bowtie is a desktop accessory that allows you to see and control your music (iTunes, Spotify...
TUNE Marketing Console - The TUNE® Marketing Console unifies measurement across discovery, acquisition, retention, and engagement.
CoverSutra - CoverSutra gives you a handy and attractive way to control iTunes without ever leaving your current...
Amplitude - Mobile analytics: come with questions, leave with answers
Muzzy - it’s a tiny and gorgeous iTunes companion that lives on your menu bar. For Mac OSX, its free!