Privacy Policy

Last updated: October 5, 2026

Calculator data

All calculations run locally in your browser. The numbers you enter into the calculator are never sent to or stored on our servers.

Advertising and cookies

We use third-party advertising, including Google AdSense, to keep this site free. Third-party vendors, including Google, use cookies to serve ads based on your prior visits to this website or other websites.

Google's use of advertising cookies enables it and its partners to serve ads to you based on your visit to this site and/or other sites on the Internet. You may opt out of personalized advertising by visiting Google Ads Settings, or opt out of some third-party vendors' use of cookies for personalized advertising at aboutads.info. See also how Google uses data when you use our partners' sites or apps.

Visitors in the European Economic Area, the UK and Switzerland will be asked for consent before personalized ads or non-essential cookies are used.

Analytics

We may use privacy-respecting analytics or Google Analytics to understand aggregate traffic, such as page views, referring sites and device types. These tools may set cookies and collect your IP address in truncated or anonymized form. We do not use analytics data to identify individual visitors.

Affiliate links

Some links are affiliate links. If you sign up for a product through them we may earn a commission. The partner may set its own cookies to attribute the referral, governed by its privacy policy.

Contact form

When you send a message through our contact form, the name, email address and message you enter are processed by our form provider, Web3Forms, and delivered to us by email. We use them only to reply to you and do not add you to any mailing list.

Server logs

Our hosting provider automatically records standard request logs (IP address, browser type, page requested, time) for security and reliability. These are retained for a limited period.

Your rights

Depending on where you live, you may have rights to access, correct or delete personal data, and to object to or restrict processing. You can block or delete cookies in your browser settings at any time.

Contact

Questions about this policy? Send us a message through our contact form.