The QRBench journal

Understanding
QR codes.

Field test2 min read

Yes. We played four QR codes on a Mac screen and scanned them with an iPhone in airplane mode with Wi-Fi turned off. We then opened this drawing of a sailboat on the phone. Each code carried one piece of the file.

Read the article
A red and white sailboatThe original file
1
2
3
4
Its four pieces
Explained5 min read

Can we run out of QR codes?

Creating or scanning a QR code does not use it up. A restaurant menu, a PDF and two real QR codes explain what has limits and what can be reused.

Which QR code
generator should you choose?

Answer a few questions to find a tool that fits your needs.