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 ...

A benign barcode scanner with more than 10 million downloads from Google Play has been caught receiving an upgrade that turned it to the dark side, prompting the search-and-advertising giant to remove ...

A barcode scanning app for Android with more than 10 million downloads under its belt has been found to be the culprit of unwanted ads and pop-ups when using the default browser. This was not the case ...

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.

A popular app has been removed from Google Play after it was discovered to have delivered trojanized malware onto millions of users’ phones via an update. Until recently, Barcode Scanner was a ...

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 ...