Every tool below opens a live, preconfigured workspace. Change the inputs, rerun with a new seed and share the exact experiment as a link. Everything runs on virtual coins with no cash value.
Run the Martingale system on a seeded European wheel: equity curve vs EV line, ruin probability, table-limit ceiling and Monte Carlo survival. Free, virtual coins, 18+.
Test the Fibonacci betting progression over thousands of roulette spins. Drawdown, ruin odds and a comparison with Martingale, D'Alembert and Labouchère. Virtual coins, 18+.
Calculate how the D'Alembert progression behaves over 1,000 roulette spins: stake path, drawdown, ruin probability and expected loss. Seeded, shareable, virtual coins only.
Simulate the Labouchère (cancellation) system: line 1-2-3-4, bet first plus last, cross off on wins. See how often the line explodes. Seeded runs, virtual coins, 18+.
Simulate the James Bond roulette strategy: 140 on 19–36, 50 on the 13–18 six-line, 10 on zero. Win rate, ruin odds and the true house edge over 1,000 seeded spins. Virtual coins.
Compare European, American and La Partage roulette with the same strategies and seeds. House edge formulas, simulated losses and survival rates. Free, virtual coins, 18+.
Learn blackjack basic strategy with an EV coach that prices every mistake. Interactive hard, soft and pair chart, 1–8 deck shoe, keyboard play. Free, virtual coins, 18+.
Practice the Hi-Lo card counting system with a live 1–8 deck shoe, running and true count x-ray, and a speed drill. See how often the count gets high. Virtual coins, 18+.
Convert a Hi-Lo running count into a true count with a live shoe, and see how often each true count occurs in simulated 6-deck shoes. Free trainer, virtual coins, 18+.
See what slot volatility really means: identical 94% RTP, different hit rate, standard deviation and top pays. Live session RTP chart, eight free machines, virtual coins.
A free retro synthwave slot machine: tape reels, floppies, keytars and a master cassette scatter on a hardware synth panel. Chill or Degen volatility, live RTP. Virtual coins.
A gachapon capsule simulator in a Shibuya-style slot: 50-spin gacha tube, golden ticket scatter, capsule rewards and exact odds. Free to play, virtual coins only, 18+.
Free-to-play entertainment and math education with virtual coins only. No real money, no deposits, no withdrawals, no prizes. 18+. Simulated results do not predict real outcomes.