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 ...

Installing new apps for your Android device is easy: launch the Android Market application, search for an app and install it. However, with a barcode or "quick response" scanner app, you can also ...

Barcode scanner applications are usually quite simple, and have one purpose. Still, some of these apps offer more than others, and then there’s the design aspect to consider, as not many of them pay ...

While you can use your iPhone's Camera app to automatically scan QR codes by just holding the camera in front of the QR code and taping a pop-up, traditional barcodes are a different matter because ...

Add Yahoo as a preferred source to see more of our stories on Google. iPhone (iOS 11 or later): Launch the Camera app, frame the QR code, and tap the notification. The Control Center can have a ...

Your smartphone is full of surprises. There’s an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

Add Yahoo as a preferred source to see more of our stories on Google. Food barcode scanner apps such as the French-made Yuka that provide nutritional ratings based on a products' ingredients are ...