Privacy Policy 

Effective Date: 28/02/2026

Thank you for using Blood Sugar Tracker ("the App"). This Privacy Policy explains how the App collects, uses, stores, and protects your information.

1. Information We Collect

Depending on how you use the App, we may collect:

Blood sugar readings entered by you.

Blood pressure readings entered by you (if supported).

Notes and health records you choose to save.

App settings and preferences.

Anonymous analytics and crash reports to improve app performance.

The App does not collect your health information unless you choose to enter or synchronize it.

2. How We Use Your Information

Your information is used to:

Store and organize your health records.

Display trends and charts.

Generate health categories based on recognized clinical guideline ranges.

Improve app stability and user experience.

We do not sell your personal information.

3. Medical Disclaimer

This App is intended for tracking and educational purposes only.

The App:

is not a medical device;

does not diagnose, treat, cure, or prevent any disease or medical condition;

does not replace professional medical advice, diagnosis, or treatment.

Any blood sugar categories, blood pressure categories, insights, or recommendations displayed in the App are generated using recognized clinical guideline ranges and are provided for informational purposes only.

A single reading or category displayed by the App is not sufficient to diagnose diabetes, hypertension, or any other medical condition.

Always consult a qualified healthcare professional regarding any medical concerns or before making healthcare decisions.

If you believe you are experiencing a medical emergency, contact your local emergency services immediately.

4. Data Storage

Your health records are stored on your device unless you choose to back them up or synchronize them using supported services.

If cloud synchronization is enabled, your information may also be stored by the selected cloud provider according to its privacy policy.

5. Third-Party Services

The App may use third-party services such as:

Google AdMob

Firebase Analytics

Firebase Crashlytics

These services may collect anonymous device information in accordance with their own privacy policies.

6. Children's Privacy

The App is not directed to children under the age required by applicable laws. We do not knowingly collect personal information from children.

7. Security

We take reasonable measures to protect your information. However, no method of electronic storage or transmission is completely secure.

8. Your Choices

You may:

edit or delete your health records at any time;

uninstall the App to remove locally stored data;

disable analytics where available.

9. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. The updated version will be posted within the App or on our website.

10. Contact Us

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

Email: vianhthangktkt.acc@gmail.com