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Free Options Calculators

Quick math for people who sell premium. Enter your own numbers; no sign-up, and nothing is saved.

Free, no sign-up. Bookmark this page to come back to it.

Cash-secured put calculator →
Premium, return on cash, annualized return, breakeven, and the chance the put expires worthless.
Credit spread calculator →
Bull put and bear call spreads: max profit and loss, breakeven, return on risk, chance of profit.
Wheel strategy calculator →
A put, then a covered call: your cost basis and what each outcome pays.
Want this across every stock?

This calculator checks one trade you already found. SpreadVector's screener runs this kind of math across 800+ stocks with weekly options and ranks the setups. Your first scans are free, with no card needed.

Run a free scan →or get the weekly scan by email ↓
⚠These calculators use only the numbers you enter; no market data is looked up. Probabilities are estimates from the Black-Scholes model at the implied volatility you enter, and real prices often move differently. Results ignore commissions, fees, dividends, taxes and early assignment. SPREADVECTOR is an educational screening tool only. Results are not financial advice, investment recommendations, or solicitations to trade. Options trading involves substantial risk of loss and is not suitable for all investors. Past screening results do not predict future performance. You are solely responsible for your own trading decisions. Consult a licensed financial advisor before trading.

Get the weekly scan

Every week: a handful of cash-secured put and credit spread setups from SpreadVector's screeners, priced at that morning's scan with the date and time shown, plus one practical tip on selling options. Free.

One email a week, unsubscribe any time. No account needed. Sent for us by beehiiv; see our Privacy Policy. Educational only, not investment advice. Read the latest issue.