Privacy Policy

Last updated: June 4, 2026

This Privacy Policy explains how ArchCalc (“we”, “us”, “the site”) handles information when you use our website. By using ArchCalc, you agree to the practices described here.

Calculator inputs

All calculations run locally in your browser. The numbers and values you type into our calculators are processed on your device and are not transmitted to or stored on our servers.

Information we collect

We do not require you to create an account or provide personal information to use the tools. We may collect anonymous, aggregated usage statistics (such as page views and general location at country level) to understand how the site is used and improve it.

Cookies and advertising

We may use third-party advertising, including Google AdSense, to support the site. 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 to you based on your visit to our site and/or other sites on the internet.

You may opt out of personalised advertising by visiting Google Ads Settings. You can also opt out of some third-party vendors' use of cookies for personalised advertising at aboutads.info.

Analytics

If we use analytics services, they may set cookies or use similar technologies to collect anonymous information about how visitors interact with the site. This data is used only in aggregate and is not used to identify you personally.

Children's privacy

ArchCalc is intended for a general professional audience and is not directed at children under 13. We do not knowingly collect personal information from children.

Changes to this policy

We may update this Privacy Policy from time to time. Changes will be posted on this page with a revised “Last updated” date.

Contact

Questions about this policy? Email us at hello@archcalc.com.