Brainy Tic Tac Toe

Changes 2.21 : Leaderboard and game achievements were added

APK Description:

Classic naughts and crosses are one of the best puzzle games in the world. You will be able to play not only with a smart android, but also against each other with your friends and colleagues. This is a puzzle for people of all ages.
The players stack X and O alternately, the winner will be the one who first places the three of them in a row, a column, or a diagonal.
Three levels of difficulty
Play together: with friends, colleagues or acquaintances!
It's time to find out who is the strongest in puzzles!
Win, earn a rating, gain experience
The game gives you a bunch of features that were not on paper!
No internal purchases
*****
Enough to spend on paper, start playing on your smartphone or tablet

Screenshots: