The Truth About Card Counting in Casinos

Thanks to Hollywood movies and popular media, card counting is the most misunderstood strategy in the gambling world.

The reality of this famous blackjack strategy is far less glamorous and requires intense, grueling mental discipline.

The Legality of Counting Cards

The biggest misconception is that you can be arrested or sent to jail for counting cards.

However, while it isn’t illegal, casinos are private businesses and they strongly detest advantage players.

  • Using a physical device or a smartphone app to count cards is strictly illegal and will lead to arrest
  • Casinos share databases of known counters, meaning getting banned at one property might get you banned everywhere
  • Security teams use advanced software to analyze betting patterns to catch suspected counters

Understanding How Counters Keep Track

Rather than memorizing the deck, players assign a +1, 0, or -1 value to cards as they leave the shoe.

When many low cards are dealt, the ‘running count’ goes up, indicating the deck is now rich in high cards.

Card Dealt Assigned Value Effect on Deck
10, Jack, Queen, King, Ace -1 Bad for player when these are removed
Low Cards (2-6) +1 Increases the likelihood of dealer busting

Ultimately, a perfect card counter only has about a 1% to 1. Here’s more information about casino have a look at the web site. 5% mathematical advantage over the house.