StatCounter - StatCounter is a simple but powerful real-time web analytics service that helps you track, analyse and understand your visitors so you can make good decisions to become more successful online.
AppRecs - AppRecs sorts through reviews in the App Store and automatically helps you filter out inauthentic results.
AFSAnalytics - AFSAnalytics.
TheAppStore.org - Find apps by rating, price, category, updated date and more
Woopra - Track your customers' web and mobile activity, forms, emails, support tickets and more, all in one place with customer analytics. Analyze and take action.
JazzMyApp - Let JazzMyApp surprise you with amazing apps everyday. Try it out yourself.