Protecting your data
We take the protection of your privacy and personal data seriously
Last updated: October 29, 2025
Welcome to ZHEGE - Chinese language! We take the protection of your privacy and personal data seriously. This Privacy Policy explains how we collect, use, store, and protect your information when you use our mobile app and web services.
2.1 Information you provide
- Account data: email, username, display name
- Password: stored in encrypted form
- Collections and notes: saved characters, personal notes
2.2 Information collected automatically
- Usage data: search queries, frequency of feature use
- Learning statistics: number of words learned, time spent studying
- Technical data: device type, operating system version, IP address
- Application logs: for diagnosing errors and improving performance
We use the collected information for the following purposes:
- Providing and improving our services
- Personalizing your learning experience
- Tracking your progress in learning Chinese
- Technical support and troubleshooting
- Ensuring security and preventing abuse
- Analyzing app usage to improve functionality
- Sending important service notifications (with your consent)
We apply modern security measures to protect your data:
- Password encryption using bcrypt
- Secure HTTPS connection for all data transfers
- Regular database backups
- Restricted access to server infrastructure
- Data stored on secure servers in data centers
We do not sell, trade, or share your personal data with third parties, except in the following cases:
- With your explicit consent
- To comply with legal requirements or respond to court orders
- To protect our rights, property, or the safety of our users
- With cloud infrastructure providers (under confidentiality agreements)
In accordance with applicable law, you have the right to:
- Access: request a copy of your personal data
- Rectification: correct inaccurate or incomplete data
- Erasure: request deletion of your account and data
- Restriction of processing: limit the use of your data
- Portability: receive your data in a machine-readable format
- Withdrawal of consent: withdraw your consent to data processing at any time
We use authorization tokens and local storage to:
- Authenticate users
- Save app settings
- Cache data for faster performance
We do not use third-party advertising trackers or analytics systems that collect personal information.
Our service is available to users of all ages. We do not knowingly collect personal information from children under 13 without parental consent. If you are a parent and have learned that your child has provided us with personal information, please contact us.
Your data may be processed on servers located in various countries. We ensure an appropriate level of data protection regardless of its location.
We retain your personal data for as long as:
- Your account is active
- It is necessary to provide our services
- It is required by law
After you delete your account, your data will be permanently erased within 30 days, except for data we are legally required to retain.
We may update this Privacy Policy from time to time. We will notify you of any significant changes through the app or by email. The date of the last update is shown at the top of this document.
If you have any questions about this Privacy Policy or wish to exercise your rights, please contact us:
Email: support@zhege.org
Website: https://zhege.org
By using our app, you confirm that you have read and understood this Privacy Policy and agree to the processing of your personal data in accordance with it.