Build spreads, butterflies, straddles and more. The calculator draws the profit-and-loss curve at expiration and shows max gain, max loss and breakeven in seconds — free and no signup.
Each strategy has its own page with a calculator, payoff chart and guide. Click to open.
Bets on a rise with capped risk and reward, paying a debit.
CreditBets on a rise or sideways move while collecting a credit.
CreditBets on a drop or sideways move while collecting a credit.
DebitBets on a drop with capped risk and reward, paying a debit.
DebitProfits from the underlying pinning a central strike, with low risk.
DebitProfits when the underlying lands in a wide range between two strikes.
DebitProfits from a strong move in either direction.
DebitA cheaper version of the straddle to bet on volatility.
VolatilityProfits from time decay (theta) near the strike.
Type the data for each leg of your trade. Examples come pre-filled so you can test right away.
The chart draws profit in green and loss in red, marking the breakeven and strikes automatically.
Every calculation becomes a link. Send it to your group or save it for later.