Privacy Policy

Last updated: June 8, 2026

Information We Collect

NRR Calc does not require an account and does not ask for personal health information. Calculator inputs may be included in shareable URLs when you choose to copy a link.

Analytics and Cookies

We use Google Analytics to understand aggregate site usage, such as page views, traffic sources, and device types. Analytics tools may use cookies or similar technologies. This data helps improve the calculator and content.

Affiliate Links

Some pages may include affiliate links to hearing protection products. If you click those links and make a purchase, we may earn a commission at no extra cost to you. Affiliate relationships do not change our educational safety disclaimers.

Contact

For privacy questions, contact us at contact@nrrcalc.com.