Wolf and Sheep is a free puzzle game developed by Vadym Khokhlov for Android devices. The game is played by two players, with one player controlling four sheep and the other controlling a wolf. The sheep and wolf are placed on opposite sides of a 9x9 chess board and players move diagonally to the nearest empty cell. Sheep can only move forward, while the wolf can move forward and backward.

The objective of the game is for the wolf to reach the lower horizontal line, while the sheep aim to block the wolf's movements. To make a move, players simply tap on the sheep and drag to the desired cell. The game does include advertisements that will disappear once clicked and will stay hidden until the game is run again.

Overall, Wolf and Sheep is a well-designed and entertaining game that tests your strategic thinking and planning skills. The simple gameplay and easy-to-use interface make it suitable for players of all ages and skill levels.