Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

Notakto 螢幕截圖

iPad

iPhone

About Notakto

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.

Reviews:

***** 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.