QR codes make it possible to scan an image with your phone’s camera to open a link. In the early days of Android, the easiest way to post links to Android apps was with QR codes, which is why ...

Your Android or iPhone can probably already scan QR codes. Here's how to do it no matter what phone you have.

How to Look for Android Apps by Scanning QR Codes. Installing new apps for your Android device is easy: launch the Android Market application, search for an app and install it.

The switch to digital for everything from tickets to menus has been accelerated, and QR codes are a simple and convenient option for creating shortcuts to everything from phone apps to website links.

There are three different ways to scan QR codes on your iPhone, each with its own advantages. Here's how to use them and why you might want to pick one over the others.