This is the one and only app that is capable of generating a QR code from almost any HTML page on the Internet and it will not require any sort of permissions. You just have to pick your preferred format for the QR code and it will be generated in the background without asking for any more permissions, such as your camera roll, storage, etc.

The developer provides the code and gives instructions for how to put it into your website.

The QR code you generate will automatically go into your browser window with a link to your website.

QR Code Generator can also generate QR codes from text, URLs, images, and even audio.