Privacy Policy

Effective Date: March 24, 2026

Last Updated: March 24, 2026

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:

Data	Purpose	Collected By
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:

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.