Reviews for iOS - Keep track of your App Store reviews
App Review Times - Find out the average app review times for iOS & Mac apps
Usage Analytics in appFigures - Track usage for your app along side downloads, ranks & more
App Reviews Dashboard by Appfigures - Monitor, analyze, and reply to app reviews in one place
SurveyMonkey Intelligence - Usage and download metrics for all mobile apps
PitchWall - Browse new startups, and submit your mobile app/games startup's beta page here.