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.

AppFollow - AppFollow is an integrated solution that makes monitoring, analyzing, and elevating your app's reputation easy.

Sensor Tower - Sensor Tower is a platform for app store optimization and app industry intelligence.

appfigures - Cross-platform app store analytics for all of your mobile apps.

AppStor.io - Free useful tools and services for App Store developers / marketing managers and owners.

Appbot - AI-powered sentiment analysis & text mining for app reviews and customer feedback. Appbot helps Product, Marketing & Support teams improve faster.