While standard apps often claim "100% protection," modded versions may bypass these protections or require unnecessary permissions.
For the most secure experience, it is recommended to use the on your smartphone camera, which is often more secure than third-party apps. If you require advanced features, stick to verified versions from reputable stores like Google Play . QR code Scanner & Generator - Apps on Google Play
Capable of reading various formats including QR codes, Barcodes, Data Matrix, and Aztec.