Privacy Policy
Last updated: July 5, 2026
01
Data Collection
- We collect anonymized usage data to improve performance and user experience.
- If you log in, we may collect basic identifiers such as email or username.
- Device and crash data may be shared with services like Firebase or Google Analytics.
02
Use of Personal Information
- We use your data to personalize your learning experience, fix bugs, and improve the app.
- We only contact you if you request support or opt in.
03
Sharing Personal Information
- We do not sell or rent your data.
- Data is only shared with third-party services for functionality and only under their privacy policies.
- No personal data is shared without your consent.
04
Data Retention
- Data is stored only as long as needed for app functionality or as required by law.
05
Security
- We implement industry-standard security practices.
- While no method is 100% secure, we prioritize user data protection.
06
Contact
- For questions or support, contact us at knhat2014@gmail.com.
07
Data Safety
- Users can delete their accounts by following the steps shown below.
Instructions

Step 1

Step 2
If you have any questions about this Privacy Policy, please contact us at knhat2014@gmail.com