Apple App Analytics - Apple's very own iTunes Connect App Analytics
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.
Adapty - Low-code price personalization for in-app subscriptions
AppFollow - AppFollow is an integrated solution that makes monitoring, analyzing, and elevating your app's reputation easy.
RevenueCat - In-app subscriptions made easy
appfigures - Cross-platform app store analytics for all of your mobile apps.