Sharper at Mac App Store analyse

Have you ever played cards against a cheater? Or, perhaps, you were offered to play a simple card game whose rules look so simple that you think you can never lose? What was the outcome of those games? Test yourself and your luck by playing one of the games often suggested by card cheaters. Have in mind that the computer will play completely fairly against you, with no cheating. Will you be able to win? Or at least keep your money?