Privacy Policy

Last updated: October 26, 2026

Calculator inputs

All calculators run entirely in your browser. The measurements you enter are not sent to our servers and are not stored.

Analytics

We use Google Analytics 4 to understand how many people use the site and which calculators are most useful. Google Analytics may set cookies and collects information such as pages visited, approximate location (country/city), device and browser type. IP addresses are not logged or stored by Google Analytics 4.

Visitors in the European Economic Area, the United Kingdom and Switzerland are asked for consent first. Until you accept, analytics cookies are not set and only anonymous, cookieless signals are sent (Google Consent Mode). You can change your choice at any time with the Cookie settings link in the footer.

Learn more about how Google uses this data inGoogle's partner sites policy.

Affiliate links

Some pages include links to products on Amazon. As an Amazon Associate we earn from qualifying purchases made after clicking those links, at no extra cost to you. Amazon may set cookies when you visit its site; see Amazon's privacy notice for details. The links do not change our calculations or recommendations.

Advertising

We use Google AdSense to show ads. Google and its partners may use cookies to serve ads based on your visits to this and other websites. Visitors in the European Economic Area, the United Kingdom and Switzerland only get personalized ads after giving consent. You can opt out of personalized advertising inGoogle's Ads Settings and learn more inhow Google uses cookies in advertising.

Storage in your browser

We store your cookie choice in your browser's local storage so we do not ask again on every page.

Contact

For any privacy question, email contact@energyquantities.com.