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CountLab

Strategy charts

Basic strategy and Hi-Lo index plays for your exact table rules. Tap any cell for the play at every count.

CountLab strategy chart · 6D · H17 · DAS · LS · Hi-Lo indices: the strip shows the play the count switches to and the true count where it starts

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A strip under a play is an index: its colour is the play the count changes it to, and the number is the true count where that starts. Cells without a strip never change.

  • Hit
  • Stand
  • Double (Ds: else stand)
  • Split
  • Surrender
Hit; stand at 0 or higher (↓ means or lower)Surrender first if you can

Hard totals

No ace, or every ace counted as 1. 18+ always stands; 5–7 always hits.

Hard totals for 10 dealer upcards. Use the arrow keys to move between cells.
Your handDealer 2Dealer 3Dealer 4Dealer 5Dealer 6Dealer 7Dealer 8Dealer 9Dealer 10Dealer A
17
16
15
14
13
12
11
10
9
8

Soft totals

An ace still counted as 11. Soft 21 stands; a soft 12 (A,A unsplit) hits.

Soft totals for 10 dealer upcards. Use the arrow keys to move between cells.
Your handDealer 2Dealer 3Dealer 4Dealer 5Dealer 6Dealer 7Dealer 8Dealer 9Dealer 10Dealer A
A,9
A,8
A,7
A,6
A,5
A,4
A,3
A,2

Pairs

Double after split allowed.

Pairs for 10 dealer upcards. Use the arrow keys to move between cells.
Your handDealer 2Dealer 3Dealer 4Dealer 5Dealer 6Dealer 7Dealer 8Dealer 9Dealer 10Dealer A
A,A
T,T
9,9
8,8
7,7
6,6
5,5
4,4
3,3
2,2

Late surrender

Decide this first, on your first two cards only.

Surrender decisions. Use the arrow keys to move between cells.
Your handDealer 2Dealer 3Dealer 4Dealer 5Dealer 6Dealer 7Dealer 8Dealer 9Dealer 10Dealer A
17
16
15
14
8,8
7,7
+3

Insurance and even money

Never without a count. Take it at a true count of +3 or higher.

Notes for these rules

  • A true count is the running count divided by the decks left. Indices are whole numbers: +4 means a true count of +4 or more.

See every index ranked

Index list