Privacy Policy

Last updated: February 2026

Overview

CalcJar ("we," "us," or "our") operates the CalcJar website. This page informs you of our policies regarding the collection, use, and disclosure of personal data when you use our website.

Data We Collect

Calculator Inputs: All data you enter into our tools is processed entirely in your web browser. We do not collect, transmit, or store any of your calculator inputs on our servers.

Usage Data: Like most websites, we may collect anonymous usage data such as pages visited, time on site, and browser type through standard web analytics. This data is aggregated and does not personally identify you.

Advertising

We use Google AdSense to display advertisements on our website. Google AdSense may use cookies and web beacons to serve ads based on your prior visits to our website or other websites. Google's use of advertising cookies enables it and its partners to serve ads based on your visit to our site and/or other sites on the Internet.

You may opt out of personalized advertising by visiting Google Ads Settings. Alternatively, you can opt out of third-party vendor cookies by visiting aboutads.info.

Cookies

Our website itself does not use cookies for tracking. However, third-party services such as Google AdSense may place cookies on your device to serve relevant advertisements. You can control cookie preferences through your browser settings.

Third-Party Links

Our website may contain links to external sites that are not operated by us. We have no control over the content and practices of these sites and are not responsible for their privacy policies.

Children's Privacy

Our website is not directed at children under the age of 13. We do not knowingly collect personal information from children under 13.

Changes to This Policy

We may update this Privacy Policy from time to time. Changes will be posted on this page with an updated revision date.

Contact

If you have any questions about this Privacy Policy, please contact us via our contact page.