SurveyMonkey Intelligence - Usage and download metrics for all mobile apps
Reviews for iOS - Keep track of your App Store reviews
AppRecs - AppRecs sorts through reviews in the App Store and automatically helps you filter out inauthentic results.
Product Hunt Reviews Widget - Embed and encourage PH reviews into your product
ReviewFlowz - Never miss a review again All your reviews, straight to your favourite slack channel.
Apple App Analytics - Apple's very own iTunes Connect App Analytics