Online QR code reading and decoding is a free service. This decoder will attempt to read a QR code that is uploaded or that is captured with a camera, and it will display the information that is encoded within.
To decode a QR code, you need to scan it with a QR code reader, and then the decoder will show you the information encoded in the code.
QR codes are two-dimensional barcodes that can store text, website addresses, contact information, and more. They are also known as quick response codes or quick response barcodes.
A QR code is a matrix of black modules arranged in a square pattern on a white background. The information encoded can be text, URL links, contact information, or other data.