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BoosterHand Lab

We test casino myths with code. Every article below is built on our own Monte Carlo simulation (millions of spins, 10,000+ simulated players) and comes with charts and a video.

Tools: bankroll calculator · Martingale risk calculator · wagering calculator

House edge explained: balance line of 1,000,000 simulated $1 slot spins at 96% RTP, ending at a $41,780 net loss House Edge Explained: 1,000,000 Slot Spins, Where the Money Went

House edge explained with 1,000,000 simulated slot spins: $41,780 lost (4.18%), and only 5.5% of 10,000 players ended ahead. See where the money went.

 Martingale strategy simulation: 10,000 roulette players doubling after losses, 79% broke after 1,000 spins Martingale Strategy Tested on 10,000 Players: Does It Really Work?

Martingale strategy simulated on 10,000 roulette players: the median player was up $390 after 100 spins, but 79% were broke after 1,000. Here's why.

 Betting systems tested on 70,000 players: Martingale, Fibonacci, D'Alembert, Labouchere, Paroli, Oscar's Grind, flat Betting Systems Tested on 70,000 Players: Which One Fails Fastest?

7 betting systems tested on 70,000 simulated roulette players: Labouchere broke 96% of players, flat betting just 1.8%. None beat the 2.7% house edge.

 RTP explained: simulated returns on a 96% RTP slot narrowing from 55-168% after 100 spins to 94-98% after 1,000,000 spins RTP Explained: What 96% RTP Really Means for Your $100

RTP explained with 10,000 simulated slot sessions: on a 96% RTP slot, the typical player got back only 83% after 100 spins, and $100 lasted 691 spins.

 Provably fair dice demo with server seed, SHA-256 hash and HMAC roll, testing whether crypto casinos can cheat Can Crypto Casinos Cheat? I Built a Provably Fair Game to Find Out

Can crypto casinos cheat? I built a provably fair dice game, tried to tamper with it and rolled it 200,000 times. It caught the cheat, but kept a 1% house edge.

 Wagering requirements simulation of a $100 casino bonus at 35x on a 96% RTP slot, testing if a casino bonus is worth it Is a Casino Bonus Worth It? I Simulated 35x Wagering on 10,000 Players

Is a casino bonus worth it? I gave a $100 bonus with 35x wagering to 10,000 simulated players. Only 24% finished the wagering, and the median cash-out was $0.

 Gambler's fallacy roulette simulation of 1,000,000 spins testing whether red is due after a streak of blacks Gambler's Fallacy Tested: Is Red Ever Due? 1,000,000 Roulette Spins

The gambler's fallacy, tested on 1,000,000 roulette spins: after 8 blacks in a row, red came up 48.0% of the time. It never got more likely. Here's the data.

 Slot volatility simulation comparing low vs high volatility slots with the same 96% RTP across 20,000 players Slot Volatility Explained: Low vs High at the Same 96% RTP

Slot volatility tested: two 96% RTP slots, 10,000 players each. $100 lasted 2,135 spins on low volatility vs just 294 on high. Same edge, very different pain.