Two Three: Addictive Game is a free Android puzzle game developed by UnknownProjectX. The game is designed to help users improve their memory by learning and remembering Pi digits. The app has received positive feedback from users who claim that it has helped them remember hundreds of Pi digits.

The game is designed to be played daily, with users gradually learning and memorizing Pi digits. The app also includes a feature to celebrate Pi Day, which falls on March 14th, by challenging users to remember the first 100 digits of Pi. The app claims that users can achieve this in a matter of hours.

The dark mode UI design of the app is modern and sleek, making it easy to navigate. In addition, the app includes a network competition mode where up to 5 players can play on the same network, adding a competitive element to the game.