Quick Response Codes are a type of two-dimensional barcode that can be read using smart phones and dedicated QR reading devices, that link directly to text, emails, websites, phone numbers and many more. QR Code can also be mentioned as 'image-based hypertext link' that can be used offline any URL can be encoded into a QR Code so essentially any webpage can be opened automatically as a result of scanning the code. It is getting popular due to its faster readability and greater storage capacity.