App Annie - App Annie is a marketing analytics tool available for apps of all kinds. With App Annie, you can track sales, traffic, and a variety of other factors pertinent to monitoring an app's trajectory.
Apple App Analytics - Apple's very own iTunes Connect App Analytics
AppFollow - AppFollow is an integrated solution that makes monitoring, analyzing, and elevating your app's reputation easy.
AppMetrica by Yandex - Free ad tracking & full-stack app analytics for mobile apps.
appfigures - Cross-platform app store analytics for all of your mobile apps.
Braavo Analytics - Essential app analytics for busy founders