Free QR preflight
Find out what your QR code is doing.
Upload or photograph a QR code. We decode the image privately in your browser, then check any web address for redirects, security and destination errors.
Image stays in your browser · Web addresses checked securelyQR contentsWaiting
How it worksWaiting
DestinationWaiting
Redirect pathWaiting
Print readinessUpload the image to assessWe check source resolution, approximate contrast and whether the outside edge is clear.
What to do nextCreate a replacement QR
What this does not prove
The final print still gets the last word.
We can diagnose the address stored in a QR, but we cannot take control of a short link owned by another service. If that address has been switched off, the printed artwork must be replaced.