SurveyMonkey Intelligence - Usage and download metrics for all mobile apps
Mobile App Revenue Calculator - Estimate your app revenue from ads and in-app purchases
Apple App Analytics - Apple's very own iTunes Connect App Analytics
Startup Return Calculator - How much money can your startup investment make you?
CleverTap - CleverTap offers blazing fast analytics, powerful real-time segmentation, multi-channel messaging, A/B testing and personalization in one unified solution.
Social Media Pricing Calculator - Planable, along with pricing experts from Soft Fight, built the pricing calculator that agencies & freelancers need.