Privacy Policy

Last updated: April 11, 2026

1. Information We Collect

When you use Serdemy, we may collect the following types of information:

  • Account Information: Email address, display name, and password when you create an account.
  • Usage Data: Quiz results, study progress, pages visited, and features used.
  • Payment Information: Payment details are processed securely by Stripe. We do not store your full credit card number.
  • Technical Data: IP address, browser type, device information, and cookies for session management.

2. How We Use Your Information

We use the information we collect to:

  • Provide and maintain our exam preparation services.
  • Personalize your learning experience using spaced repetition algorithms.
  • Process payments and manage subscriptions.
  • Send you important service updates, study reminders, and promotional communications.
  • Analyze usage patterns to improve our platform.
  • Prevent fraud and ensure security.

3. Third-Party Services

We use the following third-party services:

  • Stripe: For secure payment processing.
  • Cloudflare: For content delivery, security, and hosting infrastructure.
  • Google Analytics: For website usage analytics (anonymized).
  • Amazon SES: For sending transactional and marketing emails.

4. Cookies

We use essential cookies to manage your session and keep you signed in. We may also use analytics cookies to understand how you use our platform. You can control cookie settings through your browser.

5. Data Retention

We retain your account information and study data for as long as your account is active. If you request account deletion, we will remove your personal data within 30 days, except where we are required by law to retain it.

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 account and personal data.
  • Opt out of marketing communications at any time.
  • Export your study data.

7. Data Security

We implement industry-standard security measures to protect your data, including encryption in transit (HTTPS/TLS), secure password hashing (PBKDF2), and access controls. However, no method of transmission over the internet is 100% secure.

8. Children's Privacy

Our services are not intended for children under 16. We do not knowingly collect personal information from children.

9. Changes to This Policy

We may update this privacy policy from time to time. We will notify you of significant changes by email or by posting a notice on our website.

10. Contact Us

If you have questions about this privacy policy or your personal data, please contact us at support@serdemy.com.