Update 4:19 pm: This story has been modified to include reaction from the creator of the card-counting iPhone app. Since the July 2008 launch of the App Store, Apple has maintained a sort of moral ...

21 is a thrilling and intriguing movie all about the potential successes and pitfalls of card counting. It focuses on a group of students who are taught the tricks of card counting by their professor; ...

High cards (10, J, Q, K, A) have value (-1). Every time a new card is dealt, players must update the count in their head. A high count means more low cards have been dealt, thus increasing the ...

Blackjack is one of the most popular casino games, known for its mix of skill and chance. Many players dream of beating the game using card counting, a technique made famous by professional gamblers ...

Cheating expert Sal Piacente joins WIRED to answer the internet's burning questions about cheating at casinos. Can slot machines be hacked? Why is card counting illegal? How can you tell if dice are ...