Qrafter (pretty much the best qr-code reader in existence) out-performs on this test. I was able to scan at least two that the author said weren't scannable.

Qrafter (pretty much the best qr-code reader in existence) out-performs on this test. I was able to scan at least two that the author said weren't scannable. https://itunes.apple.com/ca/app/qrafter-qr-code-barcode-reader/id416098700?mt=8 https://itunes.apple.com/ca/app/qrafter-qr-code-barcode-read...