Privacy Policy

Effective date: July 8, 2026

1. Information We Collect

We collect the following types of information:

• Account information — email address and display name when you create an account
• Usage data — quiz answers, scores, progress, and activity within the Service
• Device information — browser type, operating system, and device identifiers for app functionality

2. How We Use Your Information

We use your information to:

• Provide and maintain the Service
• Track your learning progress and personalize your experience
• Communicate with you about your account or Service updates
• Improve the Service and develop new features
• Ensure security and prevent abuse

3. Data Storage

Your data is stored securely using Supabase infrastructure. We retain your data for as long as your account is active. You may request deletion at any time.

4. Data Sharing

We do not sell your personal information. We may share data with third-party service providers only as necessary to operate the Service (e.g., hosting, authentication). These providers are bound by confidentiality obligations.

5. Cookies & Local Storage

We use cookies and local storage for authentication, preferences, and Service functionality. We do not use third-party tracking cookies.

6. Your Rights

You have the right to:

• Access the personal data we hold about you
• Request correction of inaccurate data
• Request deletion of your data and account
• Export your data in a portable format

7. Children's Privacy

The Service is not intended for children under 13. We do not knowingly collect information from children under 13. If you believe we have collected such information, please contact us.

8. Changes to This Policy

We may update this policy from time to time. We will notify you of material changes via the Service or email.

9. Contact

For privacy-related questions, contact us at cankennethwong@gmail.com.