Free tool
QR codes,studio grade.
Type a link, tune the look, download a crisp SVG or PNG.No accounts, no watermarks, no expiring redirects.
Anything scannable — a site, a Google Maps pin, a mailto: address.
Shorter text makes a simpler, easier-to-scan code.
The password is encoded into the image itself. Print it only where you'd happily write the password down.
Module style
Higher survives more damage, at the cost of a denser code.
Empty border around the code. Scanners need at least 2.