Privacy Policy
Last Updated: October 2026
1. Overview & Client-Side Calculation Security
celculator (“we”, “our”, or “us”) is committed to protecting user privacy. Our calculation platform is architected to perform mathematical operations locally within your web browser. Your project dimensions, material quantities, and custom pricing entries are never transmitted to, stored on, or processed by our backend servers.
2. Google AdSense & Advertising Cookies Disclosures
We use Google AdSense and third-party advertising vendors to serve advertisements when you visit our website. These companies may use cookies, web beacons, and similar technologies to collect information (excluding your name, address, email address, or telephone number) about your visits to this and other websites in order to provide advertisements about goods and services of interest to you.
- Google, as a third-party vendor, uses cookies to serve ads on celculator.
- Google's use of the advertising cookie enables it and its partners to serve ads to users based on their visit to our site and/or other sites on the Internet.
- Users may opt out of personalized advertising by visiting Google Ads Settings.
- Alternatively, users can opt out of a third-party vendor's use of cookies for personalized advertising by visiting www.aboutads.info.
3. Local Storage & Preferences
We use browser LocalStorage strictly to store non-identifying operational preferences, specifically your selected Country profile (which determines default unit systems, e.g., Imperial vs Metric) and recent calculation inputs for your convenience. This data remains on your physical device.
4. Analytics & Server Logs
We collect standard anonymous server log entries (IP address, browser user-agent, operating system, referrer URL, and pages requested) to monitor infrastructure reliability, defend against automated scraper abuse, and evaluate aggregate page performance.
5. European Economic Area (EEA) & UK User Rights (GDPR)
For visitors accessing Calculator from the EEA, UK, or Switzerland, we comply with the EU General Data Protection Regulation. Users are presented with a consent banner to grant or withhold consent for non-essential cookies. You have the right to request access, rectification, or erasure of any personal data submitted via our contact forms.
6. California Consumer Privacy Act (CCPA)
Calculator does not sell consumer personal information. California residents have the right to request information regarding data categories collected, and may request deletion of contact correspondence at any time.
7. Contact Information
If you have questions regarding this Privacy Policy or wish to exercise data rights, please contact our privacy compliance desk at privacy@celculator.com.