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.

If you're using an Android device, here are five of the best QR code scanner apps to download.

QR codes are links that can be scanned using various smartphone apps. You'll find our favorite apps for scanning QR codes for both Android and iPhone.

QR codes are an alternative to Quick Share's normal modus operandi, which involves the originating device detecting nearby Android devices, Chromebooks, and (in some cases) Windows PC.