Download this app if: you want a unique take on the ancient game.
This is a defense game, based on the moves of chess. You play as a knight or bishop, and defend your side of the board from a never-ending onslaught of pawns. It is a game by itself, but is also a useful training tool for building a quick intuition for knight and bishop movements. Very helpful...
Chess lite? — Just using a couple of pieces, they've still made an interesting take on chess that's fun to play.