Stop Guessing. Play Every Hand Right.
Master basic strategy and card counting with our free, interactive Blackjack trainer. Lower the house edge and play like a pro.
Basic Strategy
Learn the mathematically perfect move for every hand. Hit, stand, split, or double with confidence.
Card Counting
Practice the Hi-Lo system. Track the running count and true count to know when the odds are in your favor.
Speed Drills
Test your skills with rapid-fire drills designed to improve your counting speed and accuracy.
Why Learn Blackjack Strategy?
Reduce the House Edge
Blackjack has one of the lowest house edges in the casino, often less than 0.5% with perfect basic strategy. Without it, you're giving the house a 2-4% advantage.
Learn Basic Strategy →Gain the Advantage
By learning card counting, you can actually flip the odds in your favor. When the remaining deck is rich in high cards, the player has a mathematical edge over the dealer.
Learn Card Counting →How We Build This
Computed, Not Copied
Every correct play on the site comes from one strategy engine, the same code that grades you in the trainer. We check each cell of the chart against expected-value calculations for single deck, double deck and 4-8 deck games under every common rule set, and automated tests lock the charts in place.
See the Strategy Chart →Numbers You Can Check
When we quote a result, we show where it came from: our 10-million-hand simulation, the risk of ruin formula, or the published research it rests on.
Read the Simulation →No Casino Money
The trainer is free. There are no casino affiliate links, no real-money play, and no accounts. Your progress is stored only in your own browser.
Your Dashboard →Honest About the Odds
Strategy makes blackjack the cheapest game in the casino, not a way to make a living. If gambling stops being fun, help is free and confidential.
Responsible Gambling →