Blackjack guides
Everything you need to play well, in order: from the rules to strategy and, if you like, card counting.
Start here
Free blackjack course
10 short lessons with quizzes, from the rules to counting.
Play blackjack free
A practice table that corrects every decision — no money, no sign-up.
How to play blackjack
The goal, card values, how a hand plays out and what it pays.
Blackjack vs 21
The differences, where the name comes from, and Spanish 21.
Play well
Basic strategy chart
Interactive, adjusted to your table’s rules, with the reason behind every cell.
Strategy chart PDF
Printable charts for Las Vegas, European and Spanish tables.
When to double down
Every double, with the expected value of each.
When to split
Which pairs to split and against what.
16 vs 10
The most dreaded hand, in numbers.
How to win at blackjack
What really reduces the house edge and what’s just hype.
Live blackjack
Rules, variants and why counting barely helps.
Blackjack rules in Spain
No hole card, doubling on 9–11 only, no surrender: what changes.
Best app to learn blackjack
Why a trainer teaches you and a casino game doesn’t.
Advanced
How to count cards
Hi-Lo, the true count and the reality of counting, with a drill.
How to practice card counting
A step-by-step plan and the deck countdown drill.
Is card counting illegal?
What the law says in Spain, Mexico, Argentina and the US.
The 21 movie and the MIT team
What’s true and what’s Hollywood.