LIBRARY
Guides & research
Everything written here follows one rule: every number comes from the exact solver, and every claim links to a way to check it. (Articles are English-only; the app itself speaks English, 中文, and Español.)
START HERE
Why video poker? (interactive intro)
The game, the rules, why skill matters — with a worked example hand.
The 7-day practice plan
Twenty minutes a day for a week: chart, drills, weak spots, paytable reading.
What EV actually means
A real hand fully decomposed — where a low pair's 0.8237 comes from.
Reading paytables: 9/6 vs 8/6 vs 9/5 vs 8/5
The two numbers on the glass that set your return before you play a hand.
STRATEGY CHARTS
ORIGINAL RESEARCH
What the “simple strategy” really costs
All 2,598,960 deals evaluated exactly; the two-line fix worth +0.041%.
Beating the published Double Bonus chart
The royal-draw-over-pair line, verified across all 3,456 overlap hands.
Building the solver (engineering)
134,459 suit classes, RTP proven to 7 decimals, hill-climbing chart space.
Methodology & verification
How the numbers are computed, proven, and where the limits are.
THE CLASSIC QUESTIONS, ANSWERED EXACTLY
Low pair or 4 to a flush — which do you keep?
Keep the four to a flush.
Low pair or 4 to an outside straight?
Keep the low pair.
Should you ever keep a kicker with a pair?
No — never in Jacks or Better.
A-K-Q-J unsuited — keep all four or just two?
Keep all four.
High pair or 4 to a flush?
Keep the high pair.
All hand questions →
The full list, each with exact EV tables and analyzer links.