This is a very helpful app that blocks notifications from appearing while you're playing games or applications. It can help you stay focused while playing so you can get a better score.

To start using this app, you have to go to the settings and enable the notifications. This will let you know when there are new messages, new notifications, or any other notifications that can be received while you're playing.

Then you can start using this app. You don't have to do anything else. Just install it and start using it.

If you want to install the game mode, you don't have to do anything. You can install it through the Play Store.