1. Information We Collect

1.1 Information You Provide

We collect information that you voluntarily provide to us when you:

• Create an account (name, phone number, email address)
• Sign in using phone OTP, Sign in with Apple, or Google Sign-In
• Complete your profile (educational background, exam preferences)
• Use our services (practice questions, mock tests, performance data)
• Communicate with us (support requests, feedback)
• Purchase or subscribe to premium services (payment details are processed by Apple App Store, Google Play, or other third-party payment processors — we do not store full card numbers)

1.2 Automatically Collected Information

When you access our platform, we automatically collect:

• Device information (IP address, browser or app type, operating system, device model, and app version)
• Usage data (pages or screens visited, time spent, features used)
• Performance metrics (test scores, completion rates, learning patterns)
• Push notification tokens (if you enable notifications on mobile)
• Cookies and similar tracking technologies (on the website)

1.3 AI Interaction Data

Our AI-powered features collect:

• Questions you ask our AI assistant
• Your responses to practice problems
• Learning preferences and patterns
• Performance analytics to personalize your experience

2. How We Use Your Information

We use the collected information to:

• Provide and maintain our services
• Personalize your learning experience using AI
• Process your transactions and manage subscriptions
• Send you important updates and notifications, including push notifications if you opt in on mobile
• Improve our platform and develop new features
• Analyze usage patterns and optimize performance
• Provide customer support and respond to inquiries
• Detect and prevent fraud or security issues
• Comply with legal obligations

3. Information Sharing and Disclosure

We do not sell your personal information. We may share your information only in the following circumstances:

• Service Providers: With trusted third-party vendors who assist in operating our platform, including hosting, analytics (such as Firebase), authentication (such as Apple, Google, and Firebase Auth), SMS/OTP delivery, push notifications, and payment processing (Apple App Store, Google Play, and other processors)
• Legal Requirements: When required by law, court order, or government request
• Business Transfers: In connection with a merger, acquisition, or sale of assets
• With Your Consent: When you explicitly authorize us to share your information
• Safety and Security: To protect the rights, property, or safety of ExamDuo AI, our users, or others

4. Data Security

We implement industry-standard security measures to protect your information:

• Encryption of data in transit and at rest
• Secure authentication and access controls
• Regular security audits and vulnerability assessments
• Employee training on data protection practices
• Secure data centers with physical and digital safeguards

However, no method of transmission over the internet is 100% secure. While we strive to protect your information, we cannot guarantee absolute security.

5. Data Retention

We retain your personal information for as long as necessary to:

• Provide our services to you
• Comply with legal obligations
• Resolve disputes and enforce agreements
• Maintain business records

When you delete your account, we will delete or anonymize your personal information within 90 days, except where retention is required by law. On our mobile apps, you can delete your account from Profile → Delete account. You may also request deletion by emailing official@examduo.ai.

6. Your Privacy Rights

You have the following rights regarding your personal information:

• Access: Request a copy of the personal information we hold about you
• Correction: Update or correct inaccurate information
• Deletion: Request deletion of your personal information (subject to legal obligations)
• Data Portability: Receive your data in a structured, machine-readable format
• Opt-Out: Unsubscribe from marketing communications
• Restrict Processing: Limit how we use your information

To exercise these rights, please contact us at official@examduo.ai

7. Cookies and Tracking Technologies

We use cookies and similar technologies to:

• Remember your preferences and settings
• Analyze platform usage and performance
• Provide personalized content and recommendations
• Enable security features

You can control cookies through your browser settings. Note that disabling cookies may affect platform functionality.

8. Mobile Apps

When you use our iOS or Android apps, we may also process:

• Authentication data from Sign in with Apple, Google Sign-In, or phone OTP
• In-app purchase receipts and transaction identifiers needed to unlock and restore premium access
• Push notification device tokens, if you grant notification permission

App Store and Google Play process payments according to their own privacy policies. We receive confirmation of purchase status, not your full payment card details.

9. Third-Party Links

Our platform may contain links to third-party websites or services. We are not responsible for the privacy practices of these external sites. We encourage you to review their privacy policies.

10. Children's Privacy

Our services are intended for users aged 13 and above. We do not knowingly collect personal information from children under 13. If you believe we have collected information from a child under 13, please contact us immediately.

11. International Data Transfers

Your information may be transferred to and processed in countries other than your country of residence. We ensure appropriate safeguards are in place to protect your information in accordance with this Privacy Policy.

12. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of significant changes by:

• Posting the updated policy on our platform
• Updating the 'Last Updated' date
• Sending you an email notification (for material changes)

Your continued use of our services after changes become effective constitutes acceptance of the updated policy.

13. Contact Us

If you have questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact us: