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Privacy

QR Guardian Privacy Policy

Effective Date: 04/04/2026
Last Updated: 04/04/2026

1. Introduction

Welcome to QR Guardian (“we,” “our,” or “us”). This Privacy Policy explains how we collect, use, disclose, and protect your personal data when you use our mobile application (the “App”).

We are committed to complying with the UK GDPR and the EU General Data Protection Regulation (GDPR), as well as Google Play Developer Policy requirements.

2. Data Controller

For the purposes of data protection laws, the data controller is:

Company Name: qr-guardian.com
Email: qrguardianapp@gmail.com

3. Personal Data We Collect

3.1 Data You Provide

  • Email address (only if you contact support or submit feedback)
  • Any information included in support requests

3.2 Automatically Collected Data

  • Device type, operating system, and version
  • App interactions (features used, scan frequency)
  • Diagnostic data (crash logs, performance data)

3.3 QR Code Scan Data

  • QR Guardian scans and processes QR codes to evaluate safety risks.
    • This may include URLs or encoded text within the QR code.
    • We do not store scanned QR content permanently unless explicitly stated and consented to.
  • Processing is typically done in real-time.

4. Legal Bases for Processing (GDPR)

We process your personal data under the following legal bases:

  • Legitimate Interests (Article 6(1)(f))
    To ensure app security, prevent fraud, and improve functionality.
  • Consent (Article 6(1)(a))
    Where required (e.g., analytics, optional features), we will request your consent.
  • Legal Obligation (Article 6(1)(c))
    Where processing is necessary to comply with applicable laws.

5. How We Use Your Data

We use your data to:

  • Provide QR scanning and threat detection services
  • Identify malicious or unsafe QR code content
  • Improve app performance and usability
  • Respond to user support requests
  • Maintain security and prevent abuse

6. Data Sharing

We do not sell personal data.

We may share data with:

  • Service providers (e.g., hosting, analytics, security services)
  • Legal authorities when required by law
  • Third-party threat intelligence services to analyze potentially harmful URLs (only where necessary and proportionate)

All third parties are required to process data in compliance with GDPR.

7. International Data Transfers

If data is transferred outside the UK or European Economic Area (EEA), we ensure appropriate safeguards are in place, such as:

  • Standard Contractual Clauses (SCCs)
  • Transfers to countries with adequacy decisions

8. Data Retention

  • Personal data is retained only as long as necessary for the purposes outlined
  • QR scan data is processed transiently and generally not stored
  • Analytics and diagnostic data may be retained for a limited period for improvement purposes

9. Your Rights Under GDPR

You have the right to:

  • Access your personal data
  • Rectify inaccurate data
  • Request erasure (“right to be forgotten”)
  • Restrict or object to processing
  • Data portability
  • Withdraw consent at any time

To exercise your rights, contact: qrguardianapp@gmail.com

You also have the right to lodge a complaint with a supervisory authority, such as the UK Information Commissioner’s Office (ICO).

10. Data Security

We implement appropriate technical and organisational measures to protect personal data, including encryption and secure processing practices. However, no system is completely secure.

11. Children’s Privacy

The App is not intended for children under 16 (or the applicable minimum age in your jurisdiction). We do not knowingly collect personal data from children.

12. Google Play Specific Disclosures

In compliance with Google Play policies:

12.1 Data Safety Disclosure

We clearly disclose:

  • What data is collected
  • How it is used
  • Whether it is shared

This information is also provided in the Google Play Data Safety section.

12.2 Permissions

QR Guardian may request the following permissions:

  • Camera Access – required to scan QR codes
  • Internet Access – required to analyze QR code content and check safety

Permissions are only used for their stated purpose and are not used for tracking without consent.

12.3 No Unauthorized Data Collection

  • We do not collect personal or sensitive data unrelated to the app’s core functionality
  • We do not access background data unnecessarily

12.4 No Sale of Personal Data

We do not sell user data to third parties.

13. Third-Party Services

The App may use third-party services (e.g., analytics providers). These services may process data according to their own privacy policies. We ensure such providers are GDPR-compliant where required.

  • Analytics – Posthog
  • Entitlement/Device Authentication – Revenue Cat
  • Device verification for security – Google Play

14. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. Updates will be indicated by revising the “Last Updated” date. Where required, we will notify users or request renewed consent.

15. Contact Us

If you have any questions or concerns:

Email: qrguardianapp@gmail.com
Company Name: qr-guardian.com

16. Consent

By using QR Guardian, you acknowledge that you have read and understood this Privacy Policy.