Last Updated: March 05, 2026
This Privacy Policy describes how Handy Book ("we," "us," or "our") collects, uses, and shares your information when you use our Android application.
To provide a functional and personalized experience, we collect the following types of information:
Account Information: When you sign up or log in using Firebase Authentication, we collect your email address and profile information (if provided via Google Sign-In or other providers).
Usage Data: We may collect information about how you interact with the app, such as features used and time spent, to improve our services.
We use the collected data for the following purposes:
Authentication: To manage your account and secure your data via Firebase.
AI Functionality: To process your requests through our AI assistant. Note: Your queries are sent to our AI processing partners to generate responses.
App Improvement: To analyze usage patterns and fix technical issues.
We share certain data with third-party providers to operate the app:
Google Firebase: Used for authentication and backend database management. Please refer to Google’s Privacy Policy.
AI Service Providers: Your text inputs are processed by Artificial Intelligence models (such as those from OpenAI or Google).
We prioritize the security of your data. By using Firebase, your credentials are encrypted and managed using industry-standard security protocols. However, no method of transmission over the internet is 100% secure.
Handy Book does not knowingly collect personal information from children under the age of 13. If we discover that a child under 13 has provided us with personal information, we will delete it immediately.
We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last Updated" date.
If you have any questions about this Privacy Policy, please contact us at: Email: ngocnhu471311@gmail.com