Privacy Policy - 光年有声

We respect your privacy. This privacy policy explains how 光年有声 ("we," "our," or "us") collects, uses, and protects your personal information when you use our mobile application.

1. Information We Collect

Account Information:

Google account information (when you sign in with Google)
Email address and profile name from your Google account
User ID and authentication token

Usage Information:

Audiobook listening history and progress
Favorites and bookmarks
Player settings (playback speed, volume, etc.)
App preferences (language, theme, etc.)

Technical Information:

Device information (device model, operating system, unique device identifier)
App usage statistics and crash reports
Log data and performance metrics
IP address and general location information

Note: We do not collect payment or financial information. All audiobook content is streamed directly from our servers.

2. How We Use Your Information

Core App Functionality:

Provide and maintain the audiobook streaming service
Save your listening progress across devices
Enable favorites and bookmarks synchronization
Authenticate your account and provide personalized features
Remember your app preferences and settings

Service Improvement:

Analyze listening patterns to improve content recommendations
Identify and fix technical issues and bugs
Optimize app performance and streaming quality
Develop new features based on user behavior

Communication:

Send you important updates about the app
Respond to your inquiries and support requests
Provide technical assistance when needed

3. Data Sharing and Third Parties

No Selling of Personal Data:

We do not sell, trade, or rent your personal information to third parties. Your privacy is our priority.

Service Providers:

Google Firebase: We use Firebase for authentication (Google Sign-In), app security (App Check), and data storage. Firebase processes data in accordance with their privacy policy.
Content Delivery Network: Audiobook content is delivered through secure CDN services to ensure fast and reliable streaming.

Legal Requirements:

We may disclose your information if required by law or in response to valid requests by public authorities to protect our rights, property, or safety.

4. Data Security

We implement appropriate technical and organizational measures to protect your personal data:

Encryption of data in transit and at rest
Secure authentication with Firebase App Check
Regular security assessments and updates
Access controls to limit data handling to authorized personnel
Secure token-based authentication for API requests

Important: While we take all reasonable measures to protect your information, no method of transmission over the Internet is 100% secure. We cannot guarantee absolute security.

5. Data Storage and Retention

Local Storage:

Listening progress and player settings are stored locally on your device using secure storage
You can clear this data at any time through the app settings

Server Storage:

Your account information and listening history are stored on our secure servers
Data is retained for the duration of your account
You may request deletion of your data at any time

6. Your Rights and Choices

Access and Control:

You have the right to:

Access the personal information we hold about you
Request correction or deletion of your data
Export your listening history and preferences
Opt-out of data collection by discontinuing app use

Account Management:

You can sign out of your Google account at any time through the app settings
Clearing app data will remove all locally stored information
To permanently delete your account and all associated data, please contact us

Google Account:

When you sign in with Google, you authorize us to access your basic profile information. You can manage this authorization through your Google Account settings.

7. Children's Privacy

光年有声 is suitable for users of all ages. However, we do not knowingly collect personal information from children under 13 without parental consent. If you are a parent or guardian and believe your child has provided us with personal information, please contact us immediately.

8. International Data Transfers

Your information may be processed and stored on servers located outside of your country of residence, where data protection laws may differ. We take appropriate measures to ensure your personal data is treated securely and in accordance with this privacy policy, including using standard contractual clauses or other legally accepted mechanisms.

9. Changes to This Privacy Policy

We may update this privacy policy from time to time to reflect changes in our practices, technology, legal requirements, or other factors. The updated version will be indicated by an updated "Last updated" date. We encourage you to review this privacy policy periodically.

Notification of Changes: For material changes to this privacy policy, we will notify you through the app or by other means prior to the change taking effect.

10. Third-Party Links and Services

Google Services:

Our app integrates with Google services including Google Sign-In and Firebase. These services are governed by Google's privacy policy and terms of service.

External Content:

Our app may contain links to external websites or services. We are not responsible for the privacy practices of such third-party sites. We encourage you to review the privacy policies of any third-party sites you visit.

11. California Residents - Your Privacy Rights

If you are a California resident, you may have additional rights under the California Consumer Privacy Act (CCPA) and the California Privacy Rights Act (CPRA). These rights include:

The right to know what personal information we collect about you
The right to request deletion of your personal information
The right to opt-out of the sale of your personal information
The right to non-discrimination for exercising your privacy rights
The right to limit the use of your sensitive personal information

To exercise these rights, please contact us using the information below.

12. GDPR Rights (EU Residents)

If you are a resident of the European Economic Area (EEA) or United Kingdom, you have certain data protection rights under the General Data Protection Regulation (GDPR):

Right to Access: You can request a copy of your personal data
Right to Rectification: You can request correction of inaccurate data
Right to Erasure: You can request deletion of your personal data
Right to Restrict Processing: You can request limitation of data processing
Right to Data Portability: You can request transfer of your data
Right to Object: You can object to certain data processing activities

13. Contact Us

If you have any questions, concerns, or requests regarding this privacy policy or our data practices, please contact us:

Email: [email protected]

App Name: 光年有声 (Guangnian Audiobooks)

Subject: Privacy Policy Inquiry

We will respond to your inquiry within 30 days of receipt.

Important: By using 光年有声, you agree to the collection and use of information in accordance with this privacy policy. If you do not agree with this policy, please do not use our app. Continued use of the app after changes to this policy constitutes your acceptance of the updated policy.