Privacy Policy

Last updated: October 10, 2026

Information we collect

Our calculators run entirely in your web browser. The numbers you type are not sent to us or stored by us. If you email us, we receive your email address and message and use them only to respond.

Hosting and logs

The site is hosted on Cloudflare, which may process technical data such as IP addresses and browser information to deliver and secure the site. See Cloudflare's privacy policy for details.

Advertising and cookies

We use Google AdSense to show ads. Third-party vendors, including Google, 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 may opt out of personalized advertising by visiting Google Ads Settings, or opt out of some third-party vendors' use of cookies for personalized advertising at www.aboutads.info. Learn more about how Google uses information from sites that use its services.

Children

This site is not directed at children under 13, and we do not knowingly collect information from them.

Your choices

You can block or delete cookies in your browser settings. Depending on where you live, you may have additional rights under laws such as the California Consumer Privacy Act; contact us to make a request.

Changes and contact

We may update this policy and will change the date above when we do. Questions: [email protected].