Free browser-based modeling

No login. No live quote feed. Every premium and assumption stays editable.

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Side-by-side payoff analysis

Compare options strategies by profit, risk, break-even and Greeks

Choose two preset strategies and compare their default payoff shapes at the same current and target stock prices.

  • 22 preset strategies
  • Target-price P&L
  • Delta and theta
Comparison metricBullishLong CallBullishBull Call Spread
Legs12
Net debit / creditDebit $450Debit $500
Maximum profitUnlimited$500
Maximum loss-$450-$500
Break-even prices$105$100
P&L at target+$1,050+$500
Net delta54.2038.68
Net theta / day-4.950.04
Open calculatorEdit Long CallEdit Bull Call Spread

How to compare options strategies with consistent assumptions

The comparison holds current stock price, target price, DTE, volatility, and rates constant while changing the legs. This isolates payoff-shape differences such as limited versus unlimited return, debit versus credit, and directional versus time-decay exposure.

Preset premiums are educational defaults. Open either calculator to enter actual contract prices, strikes, expirations, quantities, and commissions before treating the comparison as relevant to a live setup.