How To Build Simple Counter Android App

In my first android app development post, I showed how you could easily create a simple to do list application from scratch. In this post however, we are going deeper or one step further by creating a Counter App that will change a value as well as the background color depending on which button is clicked. If you asking yourself of a use case, I am thinking of a scenario where you are playing family games and you want to keep score count. You can reset to zero when you are starting over. Pretty fun right? Let us look at the final product before writing some code: