propability

Pricing

The simulator is free and stays free — knowing the odds shouldn't cost anything. Pro adds tools for traders actively comparing programs.

Free

$0 forever

Everything you need to see the odds before you buy.

  • Full Monte Carlo simulator, 10,000 paths per run
  • Every firm rule preset, dated and versioned
  • Failure-mode breakdown and timing percentiles
  • Risk-size sensitivity table
  • Verified share cards
Create your free account

What's in each tier

FreePro
Monte Carlo simulator10,000 paths10,000 paths
Firm rule presetsAll, datedAll, dated
Failure-mode analysisIncludedIncluded
Share cards (server-verified)IncludedIncluded
Multi-firm comparisonSide by side
Saved scenariosUnlimited
Rule-change notificationsEmail alerts
Sensitivity grids4 risk sizesExtended grid
CSV exportIncluded

All features, free and Pro, produce descriptive probabilities of scenarios you define. Nothing in any tier is investment advice. Questions? See the FAQ.