There are several useful Google Chrome extensions you can download to scan a QR code on your laptop for free, one of which is ...

How to scan a QR code with an iPhone or iPad ... The easiest and free app we've found is QR Journal, which you can download from the App Store. 1. Download QR Journal and open the application.

QR codes are so popular that nearly every device with a camera lets you scan ... that the QR code leads to, and a choice to open it, copy the URL, or share it. If this doesn't work, download ...