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.

Snapchat – Snapchat lets users scan Snapcodes, a type of QR code unique to the platform, to add friends quickly. Twitter – Twitter's QR codes make it easy to search, and then follow other users.

They make life easier by letting you access links, download files, or make payments with just a quick scan. But what if the QR code you need to scan is on your phone itself?

How to scan a QR code on an Android phone As QR codes have become more common, more manufacturers have built QR scanners directly into the default camera app.

How to scan a QR code on Android Most Android phones should be able to scan QR codes directly from the camera app, so give that a go first. If that doesn’t work, you can try a similar method to the ...

There are plenty of ways to scan QR codes on a laptop, but you may not realize how easy it is to do with a little help from software or apps.

Want to scan QR codes on your Windows PC without using your smartphone? Here are three ways to scan a QR code on Windows 10 and Windows 11.