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Privacy Policy

Last updated: November 1, 2026

Calculations stay in your browser

All calculations on OptionPayoffCalc run locally in your web browser. The numbers you type are not sent to or stored on our servers. The "share link" feature only places your inputs in the page URL.

Advertising and cookies

This site uses Google AdSense to show advertisements. Google and its partners use cookies to serve ads based on your prior visits to this and other websites. Google's use of advertising cookies enables it and its partners to serve ads based on your visits to this site and/or other sites on the Internet.

You can opt out of personalized advertising by visiting Google Ads Settings, or opt out of some third-party vendors' use of cookies at aboutads.info. Learn more in How Google uses information from sites that use its services.

Analytics

We may use privacy-friendly, aggregated traffic statistics (such as Cloudflare Web Analytics) to understand how many people visit the site. These statistics do not identify you personally.

Your choices (GDPR / CCPA)

Visitors from the European Economic Area, the UK and Switzerland are asked for consent before personalized ads are shown. You may withdraw consent at any time through the consent banner or your browser settings. California residents may opt out of the sale or sharing of personal information through the same controls.

Children

This site is not directed to children under 13 and does not knowingly collect information from them.

Changes

We may update this policy from time to time. Changes take effect when posted on this page.

The calculators on this site are for educational purposes only and are not financial advice.