Privacy Policy

Last updated: November 2026

This policy explains how RandMath handles information, in line with the Protection of Personal Information Act (POPIA).

Your calculator inputs

All calculations happen in your browser. We don't collect, send or store the numbers you enter on any server. To save you retyping, your last inputs are remembered in your own browser's local storage. You can clear them with the "Reset" button or by clearing your browser data. If you use "Share" or "Copy link", your inputs are added to the link so the person you send it to sees the same result.

Advertising and cookies

This site uses Google AdSense to show ads. Third-party vendors, including Google, use cookies to serve ads based on your previous visits to this and other websites. Google's advertising cookies let it and its partners show you ads based on your visits to this site and/or other sites on the internet.

You can opt out of personalised advertising in Google Ads Settings, or opt out of some third-party vendors' cookies at aboutads.info. See also how Google uses information from sites that use its services.

Analytics

We may use privacy-friendly analytics to count page visits. This data is aggregated and isn't used to identify you.

Contact

Questions about this policy or your personal information: .