Tool Hub
Every probability tool DrawChance offers, organized by game type. Pick your lab and run the math before you risk real money.
Pick 3 Lab
Straight vs box math, duplicate-digit logic, EV per ticket, and bankroll reality — all in one place.
Open Pick 3 LabPick 4 Lab
4/6/12/24-way box logic, EV tables, and the bankroll math most players never run.
Open Pick 4 LabNumber Generator
Generate random lottery picks — same odds as any "lucky" number, served without the ritual.
Open GeneratorPoker Lab
Exact draw odds, starting hand probabilities, pot-odds thinking, and an outs trainer — all in one lab.
Open Poker LabCasino Edge Lab
Blackjack, roulette, and baccarat math with house-edge reality and EV per bet.
Open Casino Edge LabBankroll Lab
See exactly how fast money disappears based on bet size, house edge, and session length.
Open Bankroll LabLosing Streak Calculator
Know the probability of hitting a losing streak before it empties your session bankroll.
Open Streak CalcBasic Probability
Foundational probability math: single events, compound events, and conditional odds.
Open Probability ToolCombination Calculator
Calculate C(n,r) for any game — lotteries, poker hands, card draws.
Open Combo CalcPermutation Calculator
Calculate ordered arrangements — useful for exact-order lottery plays and sequences.
Open Perm CalcBinomial Distribution
Model win probability over N attempts — see expected wins, variance, and cumulative odds.
Open Binomial ToolMonte Carlo Simulator
Run thousands of simulated trials to see real distribution of outcomes — not just expected value.
Open Monte CarloCustom Simulator
Build a custom probability scenario and simulate it with your own win/loss/edge parameters.
Open Custom SimWin Rate Expectancy
Model your long-run EV from win rate, avg win size, and session volume.
Open Win Rate ToolCreate a free account to save simulations, track history, and rerun past scenarios.