Simple to learn and hard to master, Notakto is a variation on Tic-Tac-Toe where BOTH players make X's and whoever makes three-in-a-row LOSES.
Difficulty ranges from Easy to Insane. At Insane, the computer uses advanced game theory techniques to play a perfect game, so don't make any mistakes if you want to win!
Unlock all levels and play on up to six boards at the same time!
Choose Rated Play and work toward becoming Notakto World Champion.
***** Fun and addictive! - This game is ingenious and fun!
***** Outstanding - Brilliant app. It's amazing how taking away a symbol and reversing the win condition can turn a trivial game into a fiendishly difficult addiction.
Bug fixes and other improvements.
Ratings and Reviews
An excellent and addictive game! Also, as a math teacher, this has been a great tool for classroom discussions about strategy. Students are very fond of this app... would like to see it available for iPhone & iPod.
Brilliant app. It's amazing how taking away a symbol and reversing the win condition can turn a trivial game into a fiendishly difficult addiction.
this is a kick
Wow, a mod to tic-tac-toe that is both innovative and fun.
Don't see that every day.
With Family Sharing set up, up to six family members can use this app.