Privacy Policy

Effective Date: September 13, 2026

MOONBACK USA INC ("we", "us", or "our") is committed to protecting your privacy. This Privacy Policy explains how our RichNote / AIReader Companion App (the "App") collects, uses, stores, and protects your personal information.

1. Information We Collect

We may collect the following types of information when you use the App:

• Contact Information: such as your name and email address, used for account registration and login.
• Device Information: such as device identifiers, used for push notifications and service optimization.
• User Content: such as reading notes, highlights, reading progress, voice notes, and generated card images.
• Multimedia Information: such as audio recordings and images you create or save through the App.
• Bluetooth and Local Network Information: used to discover, pair with, and transfer data to your reading device.
• Diagnostic Information: such as crash logs and performance data, used to improve the App.

2. How We Use Your Information

We use the collected information to:

• Provide, maintain, and improve the App's functionality.
• Sync your books, reading progress, notes, and voice memos across devices.
• Enable pairing and data transfer with your e-ink reading companion device.
• Send push notifications related to your account and device.
• Diagnose and fix technical issues.

3. Data Storage and Security

We take reasonable measures to protect your data. Some of your data is stored on our servers, and some is stored locally on your device or your e-ink companion device. We use industry-standard security practices to safeguard your information.

4. Third-Party Services

We may use the following third-party services:

• Firebase: for crash analytics and push notifications.
• Sign in with Apple / Google Sign-In: for account authentication.

These third-party services have their own privacy policies. We encourage you to review them.

5. Your Rights

You have the right to access, correct, or delete your personal data. If you would like to exercise these rights or have any questions, please contact us at the email address below.

6. Children's Privacy

The App is not directed to children under the age of 13. We do not knowingly collect personal information from children under 13.

7. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any significant changes by updating the effective date above.

8. Contact Us

If you have any questions about this Privacy Policy, please contact us at:
richnote@moonbackai.com