Privacy Policy

Last updated: November 9, 2026

This Privacy Policy explains how Build With Math (www.buildwithmath.com) handles information when you visit the site.

Calculator inputs

The numbers you type into the calculators are processed in your own browser. They are not sent to or stored by Build With Math.

Information collected automatically

Like most websites, this site and its service providers may collect standard technical information, such as your browser type, device, approximate location, the pages you visit and how long you stay. This helps us understand how the site is used and improve it.

Cookies and advertising

This site uses Google AdSense to show ads. Google and its partners use cookies to show ads based on your visits to this and other websites.

• Google's use of advertising cookies lets it and its partners serve ads to you based on your visits to this site and other sites on the internet.
• You can opt out of personalized advertising by visiting Google Ads Settings. You can also opt out of some third-party vendors' cookies at www.aboutads.info.
• Learn more in How Google uses information from sites that use its services.

Analytics

We may use Google Analytics to measure visits. Google Analytics uses cookies to collect anonymous usage data. You can install the Google Analytics opt-out browser add-on.

Contact form

If you send a message through the contact form, we receive your name, email address and message, and use them only to reply to you.

Hosting

This site is hosted on Google's Blogger platform. Google's own Privacy Policy applies to its services.

Your choices

You can block or delete cookies in your browser settings. Depending on where you live (for example the EU, UK or California), you may have rights to access or delete personal data. Contact us through the form at the bottom of this page to make a request.

Children

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

Changes

We may update this policy from time to time. The date at the top shows the latest version.