Privacy Policy - Sleep Cycle Tracker

 

Effective Date: December 16, 2025

Application Name: Sleep Cycle Tracker

1. Introduction

This Privacy Policy explains how Sleep Cycle Tracker (“the App”, “we”, or “our”) collects, uses, and protects user information. We are committed to respecting your privacy and complying with Google Play Developer Program policies.

By using the App, you agree to this Privacy Policy.

2. Information We Collect

2.1 Personal Information

We do not collect personal information such as:

  • Name

  • Email address

  • Phone number

  • Location data

2.2 Sleep & Usage Data

The App may store the following locally on your device:

  • Sleep start and end times

  • Sleep duration

  • User-entered notes

  • Alarm preferences

This data is used only to provide app functionality.

3. Permissions Used

The App may request the following optional permissions:

  • Activity Recognition (optional)
    Used to estimate movement during sleep for sleep tracking purposes.

  • Notifications
    Used to deliver alarms and reminders.

All permissions are requested only when required and can be disabled at any time through system settings.

4. How We Use Your Information

We use collected data solely to:

  • Track sleep sessions

  • Display sleep summaries and trends

  • Trigger alarms and notifications

We do not:

  • Sell data

  • Share data with third parties

  • Use data for advertising profiling

5. Data Storage & Security

  • All sleep data is stored locally on your device

  • We do not upload or sync data to external servers

  • Users can delete all stored data at any time from within the app

6. Third-Party Services

The App does not use third-party analytics or tracking services that collect personal data.

If ads are used, they comply with Google Play ad policies and do not access personal sleep data.

7. Children’s Privacy

Sleep Cycle Tracker does not knowingly collect personal information from children under the age of 13. The App is safe for general audiences and contains no inappropriate content.

8. User Rights

You have the right to:

  • Access your data

  • Delete your data

  • Control app permissions

All controls are available within the app or device settings.

9. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. Any changes will be reflected within the app and on the Google Play listing.

10. Contact Information

If you have any questions about this Privacy Policy, please contact:

 Email: huyen.huynhthibich1987@gmail.com

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