Privacy policy

Last updated 2026-10-30.

What we collect

The calculators run entirely in your browser. The numbers you type are saved only in your own browser so they are there next time, and are never sent to us. If you copy a comparison link, the numbers are included in that link.

Cookies and ads

This site may show ads from Google and other ad partners. Google and its partners use cookies to serve ads based on your visits to this and other websites. You can opt out of personalized ads at Google Ads Settings or aboutads.info.

Analytics

We may use analytics tools that collect anonymous information such as pages visited and device type, to understand which tools are useful.

Affiliate links

Some links may be affiliate links. If you buy through one, we may earn a commission at no extra cost to you.

Contact

For questions about this policy, contact the site owner through the email listed on this site.