Optimize your blackjack game by adjusting the rules to match your casino.
The chart below will show you the mathematically optimal play for every hand.
Single Deck • Dealer Stands on Soft 17
Double After Split Allowed • No Surrender
Dealer peeks for blackjack
| Player | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | A |
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| Player | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | A |
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| Player | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | A |
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Note: H = Hit, S = Stand, D = Double, P = Split, R = Surrender
This calculator is based on mathematically optimal play. While many casinos have similar rules, always verify the specific rules at your table.
Our blackjack basic strategy calculator provides recommendations for an optimal play based on your hand and the dealer’s up card. Having said that, it’s designed to reduce the house edge using standard strategy principles, which makes it a smart companion whether you’re learning how to play blackjack or refining advanced tactics. Mind you, it’s suitable for both online tables and land-based casinos.