How to make codes that scan every time — the right size, the right error correction, and how to add a logo without breaking them.
Menu, WiFi and reviews — what to print, where to put it, and how to keep every code scannable off a laminated table tent.
The 10:1 scan-distance rule and safe minimums for cards, posters and packaging.
Why a free static code never expires — and when a trackable one is worth paying for.
Error correction, safe logo size, and contrast — keep it scannable and on-brand.
Raster for screens, vector for print — a quick rule for picking the right export.
Contrast ratios, inverted codes, and the color combos that quietly fail.
Set up guest WiFi once, print it on the table tent, and stop reading passwords aloud.
The generator is free, needs no sign-up, and your code never expires.