Last Updated: August 24, 2026
Phàm Nhân Tu Hoa Ngữ ("we", "us", or "our") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our mobile application.
1. INFORMATION WE COLLECT
a. Personal Information:
- Profile Name: When you set up your profile, we collect your chosen display name (Dao Hieu) and gender to personalize your experience and for the leaderboard.
b. Usage Data:
- Progress Data: We track your learning progress, including XP (Tu Vi), levels, and game scores, to provide the gamification features.
c. Audio Data:
- Voice Recordings: To provide the AI pronunciation scoring feature, the app requires access to your microphone. Your voice recordings are processed to analyze pronunciation accuracy.
2. PERMISSIONS
- Microphone (RECORD_AUDIO): Used specifically for the AI pronunciation scoring feature.
- Internet (INTERNET): Used to download AI models, update content, and sync your progress to the leaderboard.
3. HOW WE USE YOUR INFORMATION
- To provide and maintain our service.
- To personalize your learning experience.
- To display your rank on the leaderboard (only display name and XP).
- To improve our AI models for better pronunciation feedback.
4. DATA SECURITY
We implement appropriate technical and organizational measures to protect your data. Voice recordings used for analysis are handled securely and are not shared with third parties for marketing purposes.
5. THIRD-PARTY SERVICES
The app may use third-party services (such as AI model providers or cloud storage) that process data according to their own privacy policies.
6. CHILDREN'S PRIVACY
Our service is designed for users of all ages. We do not knowingly collect personal information from children under 13 without parental consent.
7. CONTACT US
If you have any questions about this Privacy Policy, please contact us within the app's support section.