Short description of Tic Tac Toe Trio 1.0: Enjoy Tic Tac Toe game from 3D Relax, also called noughts and crosses. It is a paper and pencil game between two players, O and X, who alternate in marking the spaces in a 3×3 board and now it is available for computer players! This game trains logic, attention and concentration, and though it seems simple, winning it is a challenge. TTT Trio features a field endlessly expanding to all sides and instantly changing skins.