Scanning a QR code without your phone requires a little help from Google or a webcam.

Read and generate QR codes for products, URLs, vCards, phone numbers, calendar events, and more with this fun and useful app.

Here's what reading this QR code looks like on my Android phone, using an app simply called "Barcode Scanner." To find a scanner application, Google "QR Reader" and the model of your phone.

A recent update to Steam's code includes signs of an upcoming new login method: Scanning a QR code with the Steam mobile app. That's according to a tweet by SteamDB creator Pavel Djundik.