Privacy Policy

Last updated: September 28, 2026

[tian] ("we," "our," or "us") operates the [Password Book] mobile application (the "Service"). This page informs you of our policies regarding the collection, use, and disclosure of personal data when you use our Service and the choices you have associated with that data.

1. Information Collection and Use

We do not require users to create an account to use our application. However, to provide advertising and in-app purchase functionality, our application integrates third-party services that may collect information used to identify you.

Types of Data Collected:

• Device Identifiers: Advertising ID (GAID), IP address, device model, operating system version, and unique device identifiers.
• Usage Data: Information on how you interact with the app, performance diagnostics, and crash logs.
• Purchase History: Information related to in-app purchases processed through Google Play. Note that we do NOT collect or store your credit card or payment card information. All transactions are handled securely by Google Play Billing.

2. Third-Party Services

The app uses third-party services that may collect information used to identify you. Below are the links to the privacy policies of the third-party service providers used by the app:

• Google Play Services
• Google AdMob
• Google Play In-App Payments

3. Advertising

We may use third-party Service Providers such as Google AdMob to show advertisements to you to help support and maintain our Service. AdMob uses cookies, advertising IDs, and device telemetry to serve personalized or non-personalized ads based on your location and preferences.

4. In-App Purchases (In-App Purchases / Subscriptions)

We offer optional in-app purchases (e.g., removing advertisements). All financial transactions are managed and processed directly by Google Play. We do not have access to or store your sensitive payment information.

5. Children's Privacy

Our Service does not address anyone under the age of 13 ("Children"). We do not knowingly collect personally identifiable information from children under 13. If you are a parent or guardian and you are aware that your child has provided us with personal data, please contact us so that we can take necessary actions.

6. Security of Data

The security of your data is important to us, but remember that no method of transmission over the Internet or method of electronic storage is 100% secure. While we strive to use commercially acceptable means to protect your personal information, we cannot guarantee its absolute security.

7. Changes to This Privacy Policy

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. You are advised to review this Privacy Policy periodically for any changes.

8. Contact Us

If you have any questions or suggestions about our Privacy Policy, do not hesitate to contact us at:

Email: [thltx3@gmail.com]