Privacy Policy

Last updated: May 9, 2026

1. Introduction

Welcome to Baby Tracker App (hereinafter referred to as "the App"). We take your personal information and privacy protection very seriously. This Privacy Policy explains how we collect, use, store, and protect your personal information.

2. Information Collection

We may collect the following types of information:

• Account Information: When you create an account, we collect your username, email address, WeChat OpenID, and other related information.
• User Content: Feeding records, growth records, AI interpretations, and other content you record in the app.
• Device Information: Device model, operating system version, unique device identifiers, and other technical information.
• Usage Data: App feature usage frequency, operation logs, and other statistical information.

3. Use of Information

We use the collected information for the following purposes:

• Providing, maintaining, and improving our services
• Processing your requests and transactions
• Sending service-related notifications
• Data analysis to improve user experience
• Ensuring the security and integrity of the app

4. Data Storage and Security

Your data is stored on secure servers located within China. We use industry-standard encryption technologies (including SSL encryption) to protect your data during transmission and storage. We have implemented appropriate technical and organizational measures to protect your personal information against unauthorized access, modification, disclosure, or destruction.

5. Data Sharing

We do NOT sell your personal information. We only share your information under the following circumstances:

• With your explicit consent
• When required by law or in response to government authorities
• To protect our rights, property, or safety
• With trusted service providers bound by confidentiality agreements (such as cloud service providers)

6. User Rights

You have the following rights regarding your personal data:

• Right of Access: You may request a copy of the personal data we hold about you
• Right to Rectification: You may request correction of inaccurate or incomplete data
• Right to Erasure: You may request deletion of your account and related data
• Right to Data Portability: You may request export of your data in a machine-readable format
• Right to Withdraw Consent: You may withdraw previously given consent at any time

7. Children's Privacy

This app is intended for use by parents with infants or young children. We do not knowingly collect personal information from children under 13 years of age. If you believe we have collected information from a child, please contact us immediately.

8. Cookies and Similar Technologies

We use local storage technologies to maintain your session state and application preferences. We do not use cookies for advertising tracking.

9. Third-Party Services

This app may integrate the following third-party services:

• WeChat Login (for account authentication)
• WeChat Subscription Messages (for sending notifications)
• Cloud service providers (for data storage)

These third-party services have their own privacy policies, and we are not responsible for their activities.

10. Policy Updates

We may update this Privacy Policy from time to time. When we make material changes, we will notify you through in-app notifications or other appropriate means.