X si 0, also known as Tic Tac Toe, is a classic game for two players where each player takes turns marking a box on a 3x3 grid. The player who succeeds in placing three of their marks in a horizontal, vertical, or diagonal row wins the game. Developed by fvciprian, this game is available for free on Android devices.

The game offers three different levels of difficulty, making it suitable for players of all skill levels. Additionally, players can choose to play against another person or against the computer. The game also features game statistics, allowing players to keep track of their wins, losses, and ties.

Overall, X si 0 is a great way to spend time when you're bored and looking for a quick and easy game to play. Whether you're an experienced player or new to the game, X si 0 is a fun and entertaining way to pass the time on your Android device.