The Bubble
Free practice for tournament poker
Decision training built for tournament Texas Hold’em. One spot at a time: choose an action, then read why it works.
- Completely free
- No sign-up
- Tournaments only
- Every number shows its working
Every answer is graded Optimal / Acceptable / Mistake. The headline number is EV loss — how much a decision costs you per hand, where closer to zero is better. You see not just whether you were right, but how close you came. Every figure in the explanations is computed on the spot, and you can open the arithmetic behind it.
Start anywhere. If you are unsure, work through M1 onward. A set is 20 hands, followed by a review.
- M1. Pot odds & break-even equityWork out whether the price on offer is worth payingStart
- M2. PreflopEnter first, or fold, call or re-raise against someone who didStart
- M3. Push or foldThe all-in-or-fold decision when your stack is shortStart
- M4. Postflop c-betWhether to bet the flop yourself, and for how muchStart
- M5. ICM decisionsPrizes depend on finishing position — chips can win while money losesStart
- M6. Equity estimationEstimate how often your hand beats theirsStart
- M7. Hand readingShade in the hands they are likely holding on the 13×13 gridStart
Ordered by average EV loss. Spots listed here come up more often in your next set.
Nothing yet. Play a few hands and your weak spots will appear here.
Accuracy for each of the 169 starting hands. Suited hands sit above the diagonal, offsuit below, pocket pairs along it. Darker means you play it correctly more often.
AA: no data