Privacy Policy

Last updated: May 26, 2026

1. Information We Collect

• Account data: name, phone number, email (optional), Google account (if using Google Sign-In)
• Educational data: courses, assignments, grades, test results, attendance records
• Financial data: payment records, amounts, methods (no card numbers stored)
• Device info: device type, OS, push notification token, device ID
• Chat messages: text and file attachments between teachers and students
• Usage data: app interactions for service improvement

2. How We Use Your Data

• Provide and maintain the educational platform
• Send push notifications and SMS about lessons, assignments, grades
• Generate analytics and reports for teachers
• Process XP, achievements, and motivation features
• Generate PDF certificates
• Improve the service

3. Data Sharing

We do not sell your data. We share data only with:

• Firebase (Google): push notifications
• Eskiz.uz: SMS delivery (phone numbers only)
• Your teacher/institution: grades, attendance, submissions within the platform

4. Data Security

• All data transmitted via HTTPS/TLS encryption
• Passwords hashed with bcrypt (12 rounds)
• JWT tokens with 15-minute expiry
• HMAC request signing for API protection
• Offline cache encrypted with AES

5. Data Retention

Your data is retained while your account is active. Expired tokens are automatically cleaned daily.

6. Account Deletion

You can delete your account at any time from Settings. All your data will be permanently removed:

• For teachers: all courses, groups, students, tests, payments, chat history
• For students: your profile, submissions, grades, chat history

7. Children

Our service is not directed to children under 13. Teachers and parents are responsible for student accounts.

8. Your Rights

You can: access your data (in-app), correct it (profile settings), delete it (account deletion), or contact us for data export.

9. Contact

Email: mynameisilhom@gmail.com