Instant · no signup
Tools
Exact-math instruments for the decisions you make every hand. No solver guesswork — definitional computation, computed in your browser.
The calculators
- 01
The Database
A poker tracker in your browser — import your hand histories and get VPIP, PFR, 3-bet, c-bet, winnings, all-in EV, and per-opponent reads. Free, nothing to install, nothing uploaded.
Live - 02
The Study Tool
The big room: a weighted range on the 13×13 grid vs any board — composition, made hands, draws. Equity and bet-sizing pressure are being built into it next.
Live - 03
Range Analyzer
Build a range on the 13×13 grid, set a board, and see how it connects — every made hand and draw, by combo and percentage.
Live - 04
Equity Calculator
Two hands, any board — exact win odds by enumerating every runout. Which hand wins, and by how much.
Live - 05
Pot Odds Calculator
Required equity, the price you're getting, and whether your draw is a call.
Live - 06
Implied Odds Calculator
How much more you must win on later streets when the direct price falls short.
Live - 07
Bet-Sizing Calculator
MDF, the equity to defend, and the balanced value-to-bluff ratio at any size.
Live - 08
Variance & Risk of Ruin
Confidence intervals on your winrate, swing size, and the odds a downswing breaks you. Want the verdict instead of the raw numbers? Put your results on trial →
Live - 09
Bankroll Calculator
The buy-ins a given winrate requires to keep risk of ruin under your chosen line.
Live
Every tool here runs on definitional math — pot odds, indifference, minimum-defense frequency, the gambler's-ruin formula, exhaustive enumeration. The numbers are exact for the inputs you give, not a solver's estimate and not a sample.