Mostly people while downloading an application or software, or any known Multi National Companies everywhere on the Internet, the product must have seen a black square box that is similar to bar codes. Difference Draw straight lines in the bar code are the small black square boxes consists of a lot of the back is white ground, abbreviation for Quick Response code is fact QR code.
The small black square boxes are actually stored different kinds of information are usually scanned with a Smartphone camera, and desktop information you read it on-screen displays in English or any other addition QR Code reader. Using the Internet and various types of products are for tracking. QR Codes also transfer money to other web sites are used for logging. Marketing companies promoting products or special discount offer QR code public places and newspapers. are published in the interest of consumers is increasing.