Privacy Policy

Effective Date: January 1, 2025

1. Information We Collect

1.1 Information You Provide

• Account Information: When you sign in with Google, we collect your Google account email address and display name for authentication and personalization purposes.
• User Preferences: Your selected languages, learning progress, and app settings.
• Progress Data: Your learning achievements, coins earned, and practice session results.

1.2 Information Collected Automatically

• Device Information: Device type, operating system version, and app version for compatibility and support purposes.
• Usage Analytics: How you interact with the app, features used, and learning patterns to improve the user experience.
• Performance Data: App performance metrics and crash reports to ensure stability.

2. How We Use Your Information

2.1 Core App Functionality

• Provide personalized language learning experiences
• Track your learning progress and achievements
• Save your app preferences and settings
• Display your username in the hall of fame (with your consent)

2.2 App Improvement

• Analyze usage patterns to enhance app features
• Identify and fix technical issues
• Develop new language learning content

3. Information Sharing and Disclosure

We do not sell, trade, or otherwise transfer your personal information to third parties. We may share your information only in the following circumstances:

• With Your Consent: We will only display your username in the hall of fame if you explicitly agree to this feature.
• Service Providers: We may use trusted third-party services (such as Google Sign-In) that help us operate the app, but these services do not have access to your personal data beyond what is necessary for their specific function.
• Legal Requirements: If required by law or to protect our rights and safety.

4. Data Security

We implement appropriate security measures to protect your personal information:

• Encryption of data in transit and at rest
• Secure authentication through Google's OAuth system
• Regular security assessments and updates
• Limited access to personal data by authorized personnel only

5. Data Retention

We retain your information for as long as you use the app and for a reasonable period thereafter to provide support and improve our services. You can request deletion of your data at any time by contacting us.

6. Your Rights and Choices

6.1 Access and Control

• View and update your account information
• Control your privacy settings and preferences
• Opt out of the hall of fame feature
• Request deletion of your account and data

6.2 Google Sign-In

You can revoke our access to your Google account at any time through your Google account settings. This will prevent us from accessing your Google information but may limit app functionality.

7. International Data Transfers

Your information may be transferred to and processed in countries other than your own. We ensure that such transfers comply with applicable data protection laws and implement appropriate safeguards.

8. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of any material changes by posting the new Privacy Policy in the app and updating the "Effective Date" at the top of this policy.

9. California Privacy Rights

If you are a California resident, you have additional rights under the California Consumer Privacy Act (CCPA), including the right to know what personal information we collect and how we use it, the right to delete your personal information, and the right to opt out of the sale of personal information. To exercise these rights, please contact us using the information provided above.

10. European Privacy Rights

If you are located in the European Economic Area (EEA), you have certain rights under the General Data Protection Regulation (GDPR), including the right to access, rectify, and erase your personal data, the right to restrict processing, and the right to data portability. To exercise these rights, please contact us using the information provided above.