Connect Four in Line - AI

Four in Row, a.k.a connect four, four in line, etc.

Two features distinguish our particular implementation of this game:

1) Clever AI
2) Easy to rewind the game back multiple moves


Rules: You play against an AI (artificial intelligence) . You and the AI take turn to drop bricks a on the game board. The bricks must be placed in bottom up order. Your goal is to line up 4 bricks, before the AI does it.

App features:

+ good AI
+ rewinding (undo) feature
+ simple and elegant user-interface
+ no annoying ads or pop ups

Good luck!