Privacy Policy

Last Updated: October 12, 2026

1. Introduction

Welcome to Gravel Calculator ("we," "our," or "us"). We are committed to protecting your privacy. This Privacy Policy explains how our web application operates regarding user data.

2. Zero Personal Data Collection

Gravel Calculator is designed as a client-side utility application. We do not require account registration, login, or the submission of personally identifiable information (PII) such as your name, email address, physical address, or phone number.

3. Local Storage

We may store your calculation preferences (such as selected unit systems or gravel density choices) locally in your web browser's Local Storage. This data remains on your device and is not transmitted to external servers.

4. Analytics & Advertising

We may use privacy-preserving, cookie-less analytics services (such as Cloudflare Web Analytics) to measure aggregate website traffic and performance. If third-party advertisements (e.g. Google AdSense) are displayed on our website in the future, those networks may use non-personal cookies in accordance with their respective privacy policies.

5. Contact Us

If you have questions regarding this Privacy Policy, please contact us via our official website repository.