Reviews for iOS - Keep track of your App Store reviews
SurveyMonkey Intelligence - Usage and download metrics for all mobile apps
Apple App Analytics - Apple's very own iTunes Connect App Analytics
Switchr - Easily switch between App Store countries.
CleverTap - CleverTap offers blazing fast analytics, powerful real-time segmentation, multi-channel messaging, A/B testing and personalization in one unified solution.
Time Calc - Calculator to perform elementary operations on units of time