There are a lot of different types of games. Some are free, some are paid, and some are both. The one that you are going to play is called "Button Games". You will be able to play it for free. All you need to do is to download it. You can play it on any mobile device. It is a cool game. The gameplay is very simple. You need to tap the button, and you will get a new level. It is like a walkthrough. You will need to tap the button to get to the next level.