We do the math. Hermes does the talking. You do the playing.
One GTO puzzle a day. Sixteen calculators. A twelve-lesson course. A range trainer with eighteen spots. Honest reviews of nine dot-com rooms. All free, all in the browser, no sign-up.
New · Free · No signup
The PokerGods Course
Twelve lessons, four modules. From the rules of a hand to ICM at a final table. Each lesson builds on the one before it. No filler.
Three ways to train
One hand a day. One spot run ten thousand times. One range trainer that grades how you painted it. All free, all in the browser.
Today's poker puzzle
Fold, call, or raise. We show the GTO play, the equity against villain's range, and why most players get it wrong. New spot daily. Streak saved in your browser.
Play today's hand ›Game of the day simulator
Today's puzzle, played out ten thousand times against a realistic villain range. You get the full win-rate distribution, not just the mean. Same Monte Carlo engine as our equity calculator.
Run the sim ›The Oracle, range trainer
Paint your preflop range on a 13 by 13 grid. Reveal the solver answer. Get a verdict: too tight, too loose, or balanced. Eighteen spots loaded.
Open the Oracle ›More to play: all 314 puzzles · spot of the week · range vs range equity · pot-odds drill · ICM jam or fold
Free poker calculators
Sixteen calculators for the math you should be doing away from the table. Variance, ICM, push-fold, equity, pot odds, bankroll, Kelly, EV, bonus clearing. All free, all in the browser.
Poker Variance Calculator
Simulate cash-game variance across any sample size. Plug in your win rate (bb/100), standard deviation, and number of hands, get downswing r…
Tournament Variance Calculator
Model MTT ROI variance over N tournaments. Inputs: average buy-in, ROI%, field size, sample size. Outputs: 95% CI on lifetime profit, probab…
ICM Deal Calculator
Solve final-table chop equity using the Independent Chip Model. Enter chip stacks and the payout structure, get each player's ICM dollar equ…
Risk of Ruin Calculator
Risk of ruin probability for cash players. Plug in win rate, standard deviation, and bankroll-in-buyins. Get the probability of going bust b…
Pushbot / Push-Fold Trainer
Train short-stack push-fold ranges from any position at 1-20bb. Equilibrium ranges per Sklansky-Chubukov and Nash. Quiz mode with running ac…
Sklansky-Chubukov Rankings
The full SC rankings table: each starting hand's worst-case profitable push EV at any stack depth. The original push-fold framework, with st…
Texas Hold'em Odds Calculator
Hand-vs-hand equity for Texas Hold'em via exhaustive board enumeration. Two specific hands at a time. Range-vs-range and multi-way are in de…
Official Hand Rankings Chart
The 10 hold'em hand ranks from royal flush to high card, with combinatorics for each, the probability of being dealt each pre-river, and the…
The three rooms worth your hours
Nine dot-com rooms, one public formula. Rake, real rakeback (not the marketing number), pool softness from twelve hours of test play, software, payments. These three came out on top.
Every other site, ranked
The other six rooms, sorted by score. Rake cap and effective rakeback at a glance. Full review one click away.
Every score comes from the same public formula. Our affiliate commission is flat across every room, so a higher score never pays us more. How we are different · How we rate · Editorial policy
