Blackjack Strategy Calculator
Pick any two player cards and the dealer's up card. The calculator returns the mathematically optimal move for a standard 6-deck Blackjack game, dealer stands on soft 17.
What the calculator returns
For every legal combination of player hand and dealer up card, the calculator outputs one of: Hit, Stand, Double, Split, or Surrender. It also tells you when an action would only be allowed in certain rule variants (for example, surrender or double-after-split).
Use it as a lookup
The calculator is built for table-side lookups. Punch in the hand you have right now and see the right move. Pair it with the trainer for memorization, and the strategy chart for the full reference.