Skip to content
English
Log in to your project
  • There are no suggestions because the search field is empty.

How do QR Code readers work?

Learn all about how QR code readers and Bal4.tv help bring sight and sound to your school's yearbook.

QR code apps use your smartphone’s camera to read and decode an embedded URL. When you launch your designated QR code reader app and scan a code, your phone will quickly open a web browser and present the related digital content.