QR codes means Quick Response codes and it is a way of storing information in a particular format which is easily readable by machines / computers. Though you cannot store large amounts of data in the QR codes, you can store short important information in them.
The QR codes are introduced by a Japanese company called Denso Wave in 1994. Initially it was used for quick scanning of product details. But now the usage of QR codes has spread to almost all industries including medical, telecom, finance etc.
You can find more details about the origin and structure of QR codes here in Wikipedia.
How to create QR codes?
Anybody can create QR codes to store information and enable others to read with ease using a QR code scanner. It is completely free to create a QR code that holds the plain data.
To create QR codes for static data, follow the steps below.
- Go to dearqr.com
- Choose the type of data you want to convert to QR code
- Click on Convert
- Now you can download the QR code in required format