Privacy Policy

Last updated: March 4, 2026

This Privacy Policy explains how EzHanzi collects, uses, and protects user data.

Information We Collect

• Email address
• Name (Google / Apple login)
• Learning data and saved vocabulary
• Analytics and device information

Authentication

We use Google Sign-In, Apple Sign-In and Firebase Authentication. We do not store your Google or Apple password.

Advertising

We use Google AdMob to display ads. AdMob may collect device identifiers and advertising data.

Analytics

We use Firebase Analytics and Crashlytics for performance monitoring.

Account Deletion

You can request account deletion by contacting: contact@dongdiep.dev

Contact

Email: contact@dongdiep.dev