Privacy Policy

The short version

The calculator runs entirely in your browser. The numbers you type are not sent to us or stored anywhere. We don't ask you to create an account.

Information we collect

Like most websites, our hosting provider automatically records basic technical information such as your IP address, browser type, and the pages you visit. This is used to keep the site running and secure.

Cookies and advertising

We use Google AdSense to show ads, which helps keep this tool 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 visits to this site and other sites on the internet. You can opt out of personalized advertising by visiting Google Ads Settings. You can also learn how Google uses data at How Google uses information from sites that use its services, or opt out of some third-party vendors' use of cookies at aboutads.info.

Affiliate links

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

Children

This site is intended for adults and is not directed at children under 13. We do not knowingly collect personal information from children.

Changes

We may update this policy from time to time. The date at the top shows when it last changed.

Contact

Questions about this policy? Email twentyonebuild.co@gmail.com.