Get good at blackjack.
A free card counting trainer and a practice table that prices every mistake. Count down a full deck at casino pace, then play hands against basic strategy and Hi-Lo. No signup, no real money.
Quick practiceYour progress saves on your device.
Learn to count cards
Tag cards at speed and hold a Running Count through a full deck at casino pace. Each Counting Exercise grades you. The Counting Course takes you on from there through True Count, bet sizing, and Index Plays.
Start counting →See what every mistake costs
The training table checks each decision against computed expected values as you play. A mistake shows what it costs per $100 bet, so you fix the expensive habits first.
Start training →Numbers we measured ourselves
The strategy chart comes from expected-value math. The house-edge figures come from 20 million simulated hands per rule set. You can rerun any number and check it.
See the numbers →New to the game?
Start with how to play blackjack. Then read why basic strategy works and what card counting pays in practice. When the chart feels familiar, play a full table with the coach grading every hand.