Terms of Use

Last updated 2026-08-22.

Blackjack Decision Lab is provided as an educational tool for learning blackjack strategy and probability. By using this site, you agree to the following:

Educational purpose only

Blackjack Decision Lab does not involve real-money wagering. Probabilities and expected values shown are theoretical estimates based on a stated set of rules and a standard probability model; they are not a guarantee of outcomes at any specific casino or table.

No guarantee of results

Nothing on this site should be read as a promise of winnings, a guaranteed way to beat a casino, or risk-free advice. Gambling with real money always carries financial risk, regardless of strategy used.

Use at your own judgment

You are responsible for how you use any information from this site, including in any real-money gambling context, and for complying with the laws and house rules applicable to you.

No warranty

This site is provided “as is,” without warranty of any kind, express or implied.