APPlyzer - Professional rankings & keywords for app developers, marketers and publishers.
MyLenio - MyLenio is an all-in-one platform that allows your Small Business to get organized properly helping you achieve the highest standards in HR + IT + Compliance.
Segment Sources - Load CRM, billing, and other cloud data to your Warehouse
Marketing Resources List - The biggest collection of free marketing resources
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.
Google Analytics by SumoMe - The easiest way to see your Google Analytics