Craps the way the felt plays it.

Real Vegas rules on every roll — 3-4-5x odds, exact payouts, the full layout from pass line to Bonus Craps. Dice come from a cryptographic RNG on the server, so every roll is provably fair and nothing can be spoofed from the browser.

⚀ True-odds engine, verified against published casino math 📊 Strategy stats, roll history, and weekly leaderboards 📱 Built for your phone and your desktop 🃏 Free $1,000 practice rail — play money, always
Real table rules · 3-4-5x odds · provably fair dice
Every bet on a real tablePass, come, odds, place, buy, lay, field, hardways, hops, horn — plus All Small, All Tall, and All or Nothing at All at real paytables.
Payouts you can auditForty-three unit tests and two-million-roll simulations against published house edges. $1 minimums; odd payouts floor to the dollar exactly like a live table.
Made for strategy playersPer-bet results, hand tracking, hot numbers vs expectation, session stats, one-tap spreads, and repeat-your-board after a seven-out.
Fair by constructionServer-side crypto RNG. Your bankroll, bets, and every roll live in the database with a full audit ledger.

New to craps? Start with the beginner's guide. Already know the game? Read the strategy that respects the math. Wondering if the dice are straight? Here's exactly how our RNG works — and why we built this.

Want the whole game, bet by bet? The Learn Craps library has nineteen plain-English guides: the pass line and free odds, place bets, buy and lay, hardways, every prop ranked, the house edge on every bet, strategies compared honestly, the Iron Cross, the 3-Point Molly, the best strategy mathematically, bankroll management, the glossary, table etiquette, the myths and the history.

Want a number on a bet before you make it? The craps odds calculator prices every spot on the layout at any amount — payout, win chance, house edge and what it actually costs you. Or read what the free craps simulator does before you sit down.