Privacy Policy

1. What we collect

Lisbon Math is a training tool that does not require registration to use. When you browse the app, we may collect basic analytics (page views, feature usage) to improve the experience. We do not collect personal identifiers such as your name, email, or school.

2. How we use data

Any data collected is used solely to understand which levels and cards are most helpful, so we can refine the content. We do not sell, rent, or share data with third parties for advertising.

3. Cookies and local storage

We may use local storage to remember your selected level and card progress between sessions. These are stored on your device and can be cleared at any time through your browser settings.

4. Children's privacy

Lisbon Math is designed for students ages 10 and up. We do not knowingly collect personal data from children under 13. If you believe a child has submitted personal information, please contact us so we can remove it.

5. Contact

For privacy questions, reach out through the channels listed in the app footer.