You released an Android Application to the Play store. You even have some Advertising to make some money. The next step is to improve the code by looking at the crashes the Users are experiencing, and fixing them. The talk will cover current services to collect crash data, explain how to analyze the information. We will present an example crash analysis, and go in depth into the Android Garbage Collector, and the way it works for different versions of Android. We will also provide with a GC benchmarking tool, and some tips and tricks.