XOks is a simple and classic tic-tac-toe game developed by Henrik Solberg. It is available for free on Android devices and falls under the category of puzzle games. The game is also known by other names such as Tres en raya, Kružić i križić, Nuller og Krydser, and many more.

The game has a simple interface, and the players can choose to play against the computer or another player. XOks also offers the option to play via Bluetooth, which is a unique feature that adds to the game's appeal. The game supports many languages, including Hrvatski, Dansk, English, Farsi, Suomi, Française, Deutsch, Norsk, Polski, Srpski, Español, Svenska, ру́сский, 繁体字, 繁體字.

To play the Bluetooth game, Player 1 needs to turn on Bluetooth and make it visible in the settings. Player 2 needs to search for available devices, select the device to connect, and start playing the game.

Overall, XOks is a simple yet fun game that can help pass the time and challenge your mind.