QR Code is increasingly becoming popular in the IT world. If you want to let your customers launch your website or take him/her to the Play Store link, QR is definitely going to help you. With very easy to implement and print out a QR code, it is very great to work with. But to read QR Codes you need a QR Code Reader or QR Code Scanner. One the best QR Code Reader available in Google Play Store is given below.
https://play.google.com/store/apps/details?id=com.zakasoft.qrcodereader
Zakaria Bin Abdur Rouf 