Privacy Policy

Last updated: October 2026.

Calculator inputs are processed only in your browser and are never sent to our servers.

Advertising and cookies

We use Google AdSense. Third-party vendors, including Google, use cookies to serve ads based on your prior visits to this and other websites. Google's use of advertising cookies enables it and its partners to serve ads based on your visits. You may opt out of personalized advertising at Google Ads Settings or aboutads.info. See how Google uses data. Visitors in the EEA/UK will be shown a consent message (Google-certified CMP).

Analytics

We may use privacy-friendly aggregate analytics (e.g., Cloudflare Web Analytics) that do not use cookies.

Affiliate links

Some links may be affiliate links; we may earn a commission at no cost to you.

Changes and questions

We may update this policy from time to time; the date above shows the latest revision. For general feedback, see our contact page.