ZenLog — Privacy Policy

1. Introduction

This app respects user privacy and manages personal information appropriately. This policy explains how we collect, use, and manage information within the app.

2. Third-party Services

We use the following third-party services, through which data may be collected and processed:

• Firebase Analytics
• Firebase Crashlytics
• Firebase Authentication (anonymous sign-in)

3. Information We Collect

The app may collect the following information:

• Usage data about in-app behavior
• Crash logs when an error occurs
• Technical details such as device model and OS version

None of this data is stored in a way that directly identifies individual users.

4. Purpose of Use

The collected information is used for the following purposes:

• Improving app stability and resolving issues
• Enhancing the overall user experience
• Providing authentication features

5. Handling On-device Data

We may access the following data stored on your device:

• Health data (such as workout metrics) used to surface entries on the in-app timeline
• Photo library data used to render items on the in-app timeline

These data stay on your device and are never transmitted outside the app.

6. Data Management and Sharing

Data collected via Firebase may be processed by services provided by Google. Except where required by law, we do not share data with third parties without user consent.

7. User Rights

You can control data collection and sharing at any time through your device settings.

• Adjust permissions for Health data used in the in-app timeline
• Change photo access permissions used in the in-app timeline

8. Changes to This Policy

We may update this policy as needed. Any changes will be communicated through the app or the official website.

9. Contact

Please contact support@hitokadoya.com if you have any questions about this policy.