When you are making an app, to follow your platform’s design guidelines is a tried and better way to increase metrics such as user retention and customer satisfaction. It becomes helpful in learning how to use the application at the fullest extent and as quickly as possible. We made a cheat for both iOS and android user interface guidelines to help you in making your targeted platforms designing easier. This cheat will give you the summary of the user interface; how to support multiple screen sizes, icon sizes and touch gesture and so you need to go through the whole book to find them. It will show the subtle difference between iOS and android platforms.