GridXO - Tic Tac Toe & Gomoku
XO Board Game vs AI & Friend
About
Engage in strategic board game battles on various grid sizes, from classic 3x3 tic tac toe to larger 6x6 challenges. Play against friends locally or test your skills against an AI with five difficulty levels, all without needing an internet connection.
What's New in GridXO
2.0.0
October 2, 2026
Performance improvements and minor bug fixes for a smoother experience.
Developer apps
FAQ
What grid sizes are available in GridXO?
GridXO offers four grid sizes: 3x3 for classic tic tac toe, 4x4, 5x5, and 6x6 for a more strategic experience where you need to form a longer line to win.
Can I play GridXO with friends?
Yes, GridXO supports local two-player matches where you can pass the phone to a friend to take turns. A running score is kept between rounds.
How challenging is the AI in GridXO?
The AI in GridXO has five difficulty levels, ranging from 'Easy' for a forgiving experience to 'Expert' which plays close to perfectly. This allows players of all skill levels to find a suitable challenge.
Does GridXO require an internet connection to play?
No, GridXO is designed for offline play. You can enjoy matches against friends or the AI without needing Wi-Fi or an internet connection, making it perfect for travel.
What is the age rating for GridXO?
GridXO has an age rating of 4+, making it suitable for young players and families. It is available on iPhone, iPad, and iPod.
How often is GridXO updated?
The latest version of GridXO is 2.0.0, and it was last updated on October 2, 2026. Updates typically bring improvements and new features to the game.
Does GridXO have ads?
Yes, GridXO contains advertisements. As a free game, it is supported by ads to provide the gaming experience to users.
What makes GridXO different from other tic tac toe games?
GridXO stands out with its multiple grid sizes beyond the standard 3x3, five distinct AI difficulty levels, and a focus on a clean, fast interface with no timers or account requirements.
