Optimal Blackjack

Optimal Blackjack is a card-counting school, strategy lab and practice casino in one app. The strategy is worked out exactly from the cards, so what you learn here holds up in a real shoe. No real money, ever. Just skill. ★ START FROM ZERO • An 8-chapter Card Counting Course takes you from "what's a running count?" to true counts and betting, in short hands-on lessons • Chip, your guide, shows you around every screen and deals you guided hands at a real table • A 60-stage Count Trainer, from single cards to three hands flying at once ★ TRAIN LIKE IT'S THE REAL THING • Single-seat and six-seat tables with instant basic-strategy and deviation corrections • Surprise "what's the count?" checks in the middle of the shoe • Back-count from behind the table and jump in when the count turns • Smart Table deals you the hands you keep getting wrong • Speed and Bet Ramp drills, and a report after every shoe showing what your mistakes cost • An accuracy heatmap that points at your most expensive leak, not just the famous one ★ BLACK CHIP: THE ADVANCED CLASS Eight tough modules: index plays, true count under pressure, what every rule costs, bankroll reality, choosing your table, and conduct at a real table, hand signals included. Finish with Casino Night, two shoes graded on every play, bet and count, and earn your certificate. ★ STRATEGY, SOLVED EXACTLY • Build a chart for any rules: decks, H17/S17, double after split, surrender, resplits, dealer 22 push, no hole card and more • Deviation indices calculated for YOUR counting system, not borrowed from Hi-Lo • EV by Count: watch each play's value rise and fall as the count moves • 10 counting systems: Hi-Lo, KO, Omega II, Hi-Opt I, Hi-Opt II, Zen Count, Halves, Red 7, KISS III and Revere APC ★ KNOW YOUR EDGE • Live EV Calculator: enter the cards and see the exact EV of every action, the right play and the value of each side bet, on up to three spots • Advantage Analysis: house edge, edge by count, risk of ruin, N0, spread optimiser and trip planner • Bankroll Simulator: deal out whole careers hand by hand, then replay any shoe • 13 side bets priced on the cards left in the shoe, including 21+3, Perfect Pairs, Lucky Ladies, Buster Blackjack and Royal Match ★ MAKE IT YOURS: THE WORKSHOP Design your own counting system, side bet or betting progression. It appears beside Hi-Lo and Martingale everywhere in the app, and you can share it with the community. ★ TRACK EVERY SESSION Bankroll charts, win rates, trip folders with expenses and comps, and a luck meter that separates how you played from how the cards fell. Synced to your account and exportable to CSV. ★ PLAY WITH FRIENDS Running-count and true-count duels, head-to-head blackjack at the same table, chat, groups, leaderboards, and achievements that unlock new avatars. Other players only ever see your username and avatar, never your real name or email. FREE TO START The course, the training tables and the Easy count trainer are free. PRO unlocks everything else and removes ads. Optimal Blackjack is for learning and practice. No real money is involved: there is no wagering, no cash prizes and nothing to win or lose. Every chip and bankroll is simulated. Learn here, then play from memory.