First on the list is the QR & Barcode Scanner by Gamma Play. Installing this is free for your Android such samsung galaxy s20 and s20 ultra when you open Google Play and iOS devices. This is ...

Web-based QR code scanners are another handy option for scanning codes with a laptop camera. Just visit a website that offers this service, grant access to your webcam, and point it toward the QR ...

Wheels: W.G. asks by email: “I am wanting to purchase a code reader so I can read and erase trouble codes that seem to occur often. I am not looking for an expensive one and I have seen several videos ...

What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...