Privacy Policy

Last updated: September 29, 2026

This policy explains what information DollarMathLab ("we", "us") collects when you visit dollarmathlab.com and how it is used.

Calculator inputs

Our calculators run entirely in your web browser. The numbers you enter are not sent to our servers and are not stored by us.

Information collected automatically

Like most websites, our hosting and security provider (Cloudflare) processes technical information such as your IP address, browser type and the pages you visit, in order to deliver the site, protect it from abuse and produce aggregate traffic statistics.

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 website or other websites. Google's use of advertising cookies enables it and its partners to serve ads to you based on your visits to this and/or 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' use of cookies for personalized advertising at www.aboutads.info. To learn more, see How Google uses information from sites that use its services.

Your choices

You can block or delete cookies through your browser settings. Depending on where you live, you may have rights to access or delete personal information, or to opt out of its sale or sharing for targeted advertising. To make a request, contact us using the details below.

Children

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

Changes

We may update this policy from time to time. The date at the top shows when it was last changed.

Contact

Questions about this policy: