Privacy Policy

Last updated: February 2026

Who We Are

CalcTools.uk is a free construction calculator website at www.calctools.uk.

What Data We Collect

Calculator inputs: All calculations run entirely in your browser. We do not collect, store or transmit any of your calculator inputs or results.

Analytics: We use Google Analytics to understand how visitors use our site (pages visited, time on site, device type). This data is anonymised and aggregated.

Advertising: We use Google AdSense to display ads. Google may use cookies to serve ads based on your prior visits to this or other websites.

Cookies

We use the following cookies:

• Essential: Theme preference (light/dark mode) and cookie consent status, stored in localStorage
• Analytics: Google Analytics cookies to measure site usage
• Advertising: Google AdSense cookies for personalised ads

You can reject non-essential cookies via our cookie banner. You can also control cookies through your browser settings.

Third-Party Services

• Google Analytics — site usage analytics (Google Privacy Policy)
• Google AdSense — display advertising (Google Ad Policy)
• Cloudflare — hosting and CDN (Cloudflare Privacy Policy)

Your Rights

Under UK GDPR, you have the right to access, correct, or delete any personal data we hold about you. Since we don't collect personal data through our calculators, this primarily relates to analytics data.

Contact

For privacy enquiries, email hello@calctools.uk.