The right play for every blackjack hand

Win probabilities and expected values for every starting hand against every dealer card, calculated live in your browser.

6 decksdealer stands on soft 17blackjack pays 3:2double on any two cardssplit and late surrender allowed

All 340 starting hands against every dealer card, ranked by win probability. Sortable and filterable.

Pick your two cards and the dealer's upcard to see the value of every action and the recommended play.

The best first move for every hand, plus how often the dealer busts from each upcard.

Card values, the flow of a round, player actions, payouts and common terms, written for beginners.

340hand and upcard combinations

5actions compared per hand

0.5%house edge with perfect play

Every page uses the same calculation engine, so the numbers always match.