Marketing Goes Mobile; What Are 2D Barcodes? What Is NFC? Why Use Tag? Tag Pricing My Tags2D barcodes -QR Codes, Datamatrix & Microsoft Tags- are widely used for mobile tagging. We have a range of PHP web based softwares that aims to make mobile tagging You’ll be hearing more about newcomers such as NFC, but for now, the majority of folks are sticking with 2D. In mobile tagging, the barcode is a printed symbol that Mobile Tag, European leader in 2D barcodes (tags) | Mobile marketing solution | compatible with Datamatrix, QR-code, and 1DI wanted to share something with you today that is really, really cool. It’s Mobile Tagging: the Interactive 2D Barcode Reader from Microsoft.