Tuts+ Tutorial: Create a Ringtone Randomizer on Android
Instructor: Ashraff Hathibelagal
Android users are always on the lookout for apps that can alter the behavior of their devices in new and innovative ways. The Android platform gives its developers a lot of freedom to build such apps. In this tutorial, you will learn how to create an app that randomizes the ringtone of an Android phone every time it receives a call.
Source files for the Tuts+ tutorial: Create a Ringtone Randomizer on Android
Read this tutorial on Tuts+