Second part of a 3 part tutorial showing how to build a multi-platform calculator app using Unity 3D's UI system, demonstrating how you can use this 3D game engine for more than games.

Part one is at    • A multi-platform calculator app built...  

Part three is at    • A multi-platform calculator app built...  

You can read an article about this series at http://www.cwgtech.com/unityuitutorial/ and download the completed project from https://github.com/cwgtech/UICalc