1. Information We Collect

When you use Quiz Maker, we may collect:

Account information: email address when you sign in via Google OAuth or magic link.
Usage data: quiz generation activity, question counts, and session metadata.
Technical data: IP address (used only for rate limiting), browser type, and device information.
Content you submit: text, URLs, or YouTube links provided for quiz generation (processed in real-time, not stored permanently).

2. How We Use Your Information

To provide and improve the quiz generation service.
To enforce usage limits for free-tier accounts.
To send transactional emails (magic link authentication).
To analyze aggregate usage patterns and improve our AI models.

3. Data Storage & Security

User account data is stored securely in Supabase (US region). We use industry-standard encryption for data in transit (TLS) and at rest. We do not sell your personal data to third parties.

4. Cookies & Tracking

We use session cookies for authentication and Google Analytics (GA4) to measure aggregate site usage. You can opt out of analytics tracking by using your browser's "Do Not Track" setting or a browser extension.

5. Your Rights (GDPR / CCPA)

If you are located in the European Union or California, you have the right to:

Access, correct, or delete your personal data.
Object to or restrict the processing of your data.
Request a portable copy of your data.

To exercise these rights, contact us at privacy@quiz-maker.net.

6. Third-Party Services

We use the following third-party services which have their own privacy policies:

Supabase (authentication and database)
Alibaba Cloud DashScope (AI question generation)
Google Analytics (usage analytics)
Cloudflare (CDN and DDoS protection)

7. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify registered users of significant changes via email. Continued use of the service after changes constitutes acceptance of the updated policy.

8. Contact Us

If you have questions about this Privacy Policy, please contact us at privacy@quiz-maker.net.