Static vs dynamic QR codes: which one do you actually need?
The difference comes down to one question: will the link ever need to change?
If the link behind your QR code will never change, a static code is fine. If there's any chance it will, you want a dynamic code. That's the whole decision, and most people who print something get it wrong in the same direction: they reach for a free static generator, print a thousand copies, and then the link moves.
What a static code is
A static QR code has the destination URL encoded directly into its black-and-white pattern. The image is the link. That makes it free and instant, with two hard limits: you can never change where it points, and it can't count a single scan, because nothing sits in the middle to measure.
What a dynamic code is
A dynamic code encodes a short redirect URL instead of the final destination. When someone scans it, a server decides where to send them, so you can swap the destination as often as you like and the printed pattern never changes. The same redirect is what makes scan analytics possible.
How to choose
- Printing on anything physical? Use dynamic. Menus, signs, flyers, packaging, and labels all outlive the first URL you point them at.
- One-time digital use, link is final? Static is fine, though dynamic costs you nothing extra here.
- Want to know if anyone scanned it? You need dynamic. Static codes are invisible to you the moment they leave the printer.
The catch is that most "free QR code" sites only make static codes, then sell you a subscription to make them changeable. TangoQR makes every code dynamic from the free plan up. It's the product, not an upsell, so you can print once and repoint forever.