Simulation Controls

Starting Bankroll ($)

Number of Rolls

Speed

Simulations

Allow Background?

Strategy Engine

Strategy Name

No rules defined. Load a preset or add custom rules below.

Rule Name

When (Trigger)

Conditions (all must be true)

Action

Bet Type

Number to Place

Odds Multiplier

Press on win (double bet using winnings)

Max press (times initial bet)

Bet to Draw Down

Draw Down Mode

Draw Down Amount % of current bet

Minimum Bet After Draw Down ($) Bet won't go below this amount

Bet Amount

Bankroll $1,000

Net $0

Roll # 0

On Table $0

Points Made 0

Seven Outs 0

COME

DC

4

5

SIX

EIGHT

9

10

FIELD 2 pays double • 3,4,9,10,11 • 12 pays triple

PASS LINE

DON'T PASS Bar 12

ANY 7

ANY CRAPS

YO 11

Hard 4

Hard 6

Hard 8

Hard 10

OFF

?

?

Active Bets

No active bets

Bets Placed This Step

No bets this step

Roll Outcome

No outcome yet

Bankroll Chart

Roll Distribution

Strategy Performance

Run a simulation to see stats

Craps Simulator

A free interactive craps strategy simulator. Build custom betting rules, test popular systems, and run thousands of simulated rolls to analyze bankroll performance.

What Is This?

This tool lets you design craps betting strategies using a visual rule engine, then simulate them to see how they perform over hundreds or thousands of rolls. Track your bankroll, measure ROI, and compare different approaches — all without risking real money.

Preset Strategies

Pass Line Basic — the simplest craps bet with a 1.41% house edge
Pass Line + Full Odds (3x) — reduce the effective house edge with free odds
Don't Pass + Lay Odds — the dark side approach with a 1.36% edge
Iron Cross — place 5, 6, 8 plus a field bet to cover most numbers
3-Point Molly — pass line plus two come bets with odds for broad coverage
Place 6 & 8 — the lowest house edge place bets at 1.52%
Place 6 & 8 with Press — auto-increase bets after wins
Arnold — a hybrid hedge strategy combining pass, don't come, and come bets

Supported Bet Types

Pass Line, Don't Pass, Come, Don't Come, Pass Odds, Don't Pass Odds, Come Odds, Don't Come Odds, Place 4, Place 5, Place 6, Place 8, Place 9, Place 10, Field, Any 7, Any Craps, Hardways (4, 6, 8, 10), Yo-11, Craps 2, Craps 3, Craps 12.

Features

Custom rule builder with triggers, conditions, and actions
Instant, animated, or step-by-step simulation modes
Bankroll chart and roll distribution visualization
Press-on-win and percentage-based betting options
Replay any roll or fork from any point in history
Export and import strategies to share with others
Full payout table with house edge reference

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