China's QR code quarantines rely on low-tech implementation. While some local governments are all in on using these systems, others are ignoring them.

QR App is simple. Very simple. QR App QuickMark Although this is a short list of QR code readers, QuickMark takes the top prize. It's full-featured, easy to use, and best of all, it costs just $0. ...

In terms of privacy, QR codes can’t actually store data—they just display it. How much information about yourself you’re giving away depends on the app you’re using to scan.

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.

QR codes are an alternative to Quick Share's normal modus operandi, which involves the originating device detecting nearby Android devices, Chromebooks, and (in some cases) Windows PC.

QR codes are links that can be scanned using various smartphone apps. You'll find our favorite apps for scanning QR codes for both Android and iPhone.

To date, QR codes have been successfully embedded on websites and in magazine ads, direct mail, coupons, email marketing, billboards, in-store advertising and contest entry forms.

According to Touch 'n Go, the new feature allows users to scan various non-payment QR codes, including restaurant menus, ...

WhatsApp using QR codes to help initiate chats between brands and customers The messaging platform is also making catalogues shareable. Written by Aimee Chanthadavong, Contributor ...