QR Scanner

1. Information We Collect

QR Scanner - CHAMLAB does not require account registration and does not directly collect personally identifiable information such as name, email, or phone number. However, the following information may be automatically processed during app usage: • Advertising ID (GAID/IDFA) — Personalized advertising (Google AdMob) • Device info (OS version, model, etc.) — Ad optimization and app stability (Google AdMob) • Camera access — Scan QR codes and barcodes (App only, not sent to any server) • Photo library access — Scan QR codes from saved images (App only, not sent to any server) • Scan history (local database) — Store and display scan results for user reference (App only, stored locally on device)

2. How We Use Information

• Camera Access: Used to scan QR codes and barcodes in real time. Camera data is processed locally on your device and is never transmitted to external servers. • Photo Library Access: Used to scan QR codes from images saved on your device. Image data is processed locally and is not uploaded or shared. • Scan History: All scan results are stored in a local database on your device. This data is never sent to external servers. • Advertising: Banner ads are displayed through the Google AdMob SDK. AdMob may collect your advertising ID and device information for ad optimization.

3. Third-Party Sharing

We do not directly share your personal information with third parties. However, Google AdMob SDK may process data for advertising purposes in accordance with Google's privacy policy: • Google Privacy Policy: https://policies.google.com/privacy • Google Advertising Technologies: https://policies.google.com/technologies/ads

4. Data Retention and Deletion

This app does not operate its own servers and does not store personal data separately. • All scan history and app data are stored locally on your device. • You can delete individual scan records or all history within the app. • Uninstalling the app removes all app-related data from your device. • Advertising ID data is managed according to Google's policies.

5. Your Rights

• Manage app permissions: Control the app's camera and photo library access through your device settings. • Delete scan history: You can delete individual records or all scan history within the app. • Reset or disable Advertising ID: Go to Device Settings > Google > Ads to opt out of personalized advertising or reset your advertising ID. • Uninstall the app: Removing the app deletes all associated data from your device.

6. Children's Privacy

This app is not intended for children under 14 years of age, and we do not knowingly collect personal information from children.

7. Changes to This Policy

This privacy policy may be updated to reflect changes in law or service. Any changes will be posted on this page.

8. Contact Us

If you have questions about this privacy policy, please contact us: • Developer: CHAMLAB • Email: shbae@chamlab.com