How to Make QR Codes on iPhone or iPad. Barcodes—or in this case, QR codes—consist of basic black and white patterns that, ...

Not even sure which one came first, but I digress. Trying to find a QR code generator that can be off line totally, but contain a message and URL. along with a logo. Preferable to be free ...

Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR ...