Privacy Policy

Last Updated: November 2025

Overview

Elementia is committed to protecting your privacy. This policy explains how we handle data when you use our chemistry reference tools and calculators.

Data We Collect

Minimal Data Collection: We collect minimal data to provide our services:

• Analytics: We use Ahrefs Web Analytics to understand how visitors use our site (page views, referrers, general location). This helps us improve the service.
• No Personal Information: We do not collect names, email addresses, or any personally identifiable information.
• No Calculation Data: Your chemistry calculations (formulas, results, history) are stored only in your browser's local storage. This data never leaves your device.

How We Use Data

• Local Storage: Calculation history is stored in your browser's IndexedDB/localStorage for your convenience. You can clear this data at any time through your browser settings.
• Analytics: Anonymous analytics help us understand usage patterns and improve the site.
• No Third-Party Sharing: We do not sell, rent, or share your data with third parties.

Cookies & Tracking

We use minimal cookies for analytics purposes only. No advertising or tracking cookies are used.

Data Retention

• Browser Storage: Your calculation history remains in your browser until you clear it.
• Analytics: Anonymous analytics data is retained according to Ahrefs' data retention policies.

Your Rights

You have the right to:

• Clear your browser's local storage at any time
• Use browser privacy features to block analytics
• Stop using the service at any time

Children's Privacy

Our service is designed for students of all ages. We do not knowingly collect personal information from children or anyone else.

Changes to This Policy

We may update this privacy policy from time to time. Changes will be posted on this page with an updated revision date.

Contact

If you have questions about this privacy policy, you can review our About page for more information about Elementia.