"aa 2020" is a free game available on Android platform developed by Ofter Play Studio. The game has a simple interface with a rotating sphere in black and white colors. The objective of the game is to shoot the white balls into the rotating sphere without hitting the black balls. The game consists of several levels that gradually increase in difficulty and provide a feeling of vertigo, similar to bungee jumping.

The game is easy to play and addictive, making it a great time-killer. The graphics are minimalist, yet appealing, with a smooth gameplay experience. The game's checkpoints system allows you to resume from where you left off, making it convenient for players who don't have much time to play.

Overall, "aa 2020" is a fun and challenging game that is perfect for anyone looking for a quick and easy game to play on their Android device.