Privacy Policy

Last updated: March 21, 2026 · Effective for calhub.pro

This Privacy Policy describes how CalHub ("we", "us", or "our") collects, uses, and shares information when you visit calhub.pro. We are committed to protecting your privacy and being transparent about our practices.

Information we collect

CalHub does not require you to create an account or provide any personal information to use our calculators. We collect limited, non-identifying information automatically when you visit:

This information is collected through standard server logs and third-party analytics tools. It cannot be used to identify you personally.

How we use your information

We use the information collected to:

Google AdSense and advertising

CalHub uses Google AdSense to display advertisements. Google AdSense uses cookies to serve ads based on your prior visits to this website and other websites on the internet. You can opt out of personalised advertising by visiting Google's Ads Settings.

Third-party vendors, including Google, use cookies to serve ads based on your prior visits to our website. Google's use of advertising cookies enables it and its partners to serve ads based on your visit to our site and other sites on the internet.

Cookies

CalHub uses cookies for the following purposes:

You can control or disable cookies through your browser settings. Note that disabling cookies may affect the functionality of some features.

Calculator data

All calculations performed on CalHub happen entirely in your browser. Numbers you enter into our calculators are never sent to our servers, stored, or shared with anyone. Your financial, health, and personal data stays on your device only.

Password generator

Passwords generated on CalHub are created using your browser's built-in cryptographic random number generator. Generated passwords are never transmitted to our servers, logged, or stored in any way.

Third-party links

Our site may contain links to external websites. We are not responsible for the privacy practices or content of those sites. We encourage you to review the privacy policy of any site you visit.

Children's privacy

CalHub does not knowingly collect personal information from children under the age of 13. If you believe we have inadvertently collected such information, please contact us and we will delete it promptly.

Changes to this policy

We may update this Privacy Policy from time to time. Any changes will be posted on this page with an updated effective date. We encourage you to review this page periodically.

Contact us

If you have any questions about this Privacy Policy, please contact us at: privacy@calhub.pro