Privacy Policy

Effective Date: May 12, 2026
Last Updated: May 12, 2026

This Privacy Policy explains the personal data we collect when you use the QR Scanner & Read All Barcode app and how we use that information.

1. Contact

If you have any questions, please contact us at:
📧 cantran.it@gmail.com

2. Subject of Data Protection

Personal data refers to any information relating to an identified or identifiable individual, as defined under Article 4(1) of the GDPR. This may include information such as names, identifiers, or other relevant data.

3. Collection and Use of Data

3.1 Automated Data Collection

When you use the QR Scanner & Read All Barcode app, certain technical data may be automatically collected for operational purposes. This may include:

• Date and time of access

• Device type and operating system

• App version

• Referring source (if applicable)

• IP address (partially anonymized)

This data is used solely for technical and performance purposes and is not used to identify individual users.

3.2 Support Requests

If you contact us for support, we may collect the information you provide to respond to your request.

• Providing personal data is optional

• You may contact us using a pseudonym

• Support data is stored for up to 120 days after resolution

Processing is carried out to fulfill your request and maintain app functionality (Article 6(1)(b) GDPR). For general inquiries, processing is based on our legitimate interest in responding (Article 6(1)(f) GDPR).

4. Cookies and Analytics

We may use cookies and similar technologies to enhance functionality and improve user experience.

These may include:

• Firebase (analytics and performance)

• Facebook Meta SDK (analytics and marketing)

• Google Ads (ad performance measurement)

• Google Analytics (usage insights)

These tools do not directly identify you. Data is processed based on our legitimate interest in improving the app (Article 6(1)(f) GDPR).

5. Data Sharing

5.1 Legal Requirements

We may disclose data if required by law or in response to valid legal requests.

5.2 Service Providers

We may work with trusted third party service providers who process data on our behalf in compliance with applicable regulations.

6. Data Retention

We retain data only as long as necessary:

• Support requests: up to 120 days

• Analytics data: up to 14 months

7. Children’s Privacy

The app is not intended for children under the age of 13. We do not knowingly collect personal data from children (COPPA compliant).

8. Changes to This Policy

We may update this Privacy Policy from time to time. Any changes will be reflected in the “Last Updated” date above.