Theme DIY is the FREEWARE 3rd party tool that enables the creation of theme to customize the appearance of the user interface straight on our lovely phones. Yeah, its not a mistake, you don't need to read it once again, it truly allows simple theme creating and use them immediately and directly on your phone. For example all you have to do is to point camera to your girlfriend take a shot, open application, choose template, choose taken image as the theme background and surprise her in less than 2-3 minutes.