If your phone doesn't support QR scanning or Google Lens, third-party apps are a great fallback. Many apps specifically allow you to import QR codes from your gallery.

There are three different ways to scan QR codes on your iPhone, each with its own advantages. Here's how to use them and why you might want to pick one over the others.

Once QR codes started appearing, well, everywhere, it was a natural outgrowth that people would need to be able to use them with devices that are also, well, everywhere: namely our smartphones.