QR code guides.
Plain, practical guides to making QR codes that scan reliably and keep working after you print them.
Getting started
How to make a QR code
Making a QR code takes about a minute. The part most guides skip is what happens after you print it, so this one covers that too.
Fundamentals
Static vs dynamic QR codes
The choice between static and dynamic changes whether you can ever edit the code, track it, or fix a mistake without reprinting. Here is the plain version.
How-to
How to edit a QR code after printing
Whether you can edit a printed code depends entirely on whether it is static or dynamic. Here is what is possible and how to do it.
How-to
QR codes for print: size, contrast, and testing
A QR code that scans on your screen can still fail on a printed sign. These are the rules that keep a printed code reliable.
How-to
How to track QR code scans
Scan tracking turns a printed code into a measurable channel. Here is what you can see and why the code type decides whether tracking is possible at all.
Fundamentals
What happens to your QR codes when you stop paying
This is the question to ask before you print anything. The answer is different at TurtleQR than almost everywhere else, and it is the whole reason the company exists.