You can use most QR-code apps for reading bar codes, too, which can be convenient for in-store price checks. Scanning a product’s bar code with RedLaser will bring up an item description, as ...

Here's how: • Open the Camera app and hold your Android phone so that the QR code appears in the viewfinder. • Your phone should recognize the QR code and give you a notification.

Video Kurt "CyberGuy" Knutsson shows you how to safely scan a QR code using your iPhone Scanning a QR code doesn't take third-party app. CyberGuy shows you how to scan using your iPhone.

The easiest way to read a QR code is to use the good old Camera app on your iPhone. Here’s what to do. Make sure you have enabled the QR code settings for the Camera by going to Settings ...

QR code scanning is built into many camera apps for Android and iOS. QR codes are most often used to store web links; however, they can store arbitrary data, such as text or images.

Here’s how: • Open the Camera app and hold your iPhone, so the QR code appears in the viewfinder. • Your phone should recognize the QR code and give you a notification.