Google Analytics is a full-featured, enterprise-class web analytics service from Google for tracking web and mobile application usage statistics. It’s a good idea to track how your customers use your app. There are many benefits of knowing how your app is actually being used. You can optimize some parts of your application, make decisions on adding, dropping or improving a feature or make modifications in UI to improve the usability of your app. You don’t want to work on a feature that nobody actually uses, right?