Is it a printing error? A pixilated maze? One of those puzzles where you have to cross your eyes to see the hidden image? Two-dimensional matrix bar codes are expanding into the mainstream. You can ...

Polytag and DataLase are combining their technologies to help customers apply GS1-compliant QR codes to challenging packaging ...

You’ve probably scanned a QR code this week without thinking twice about it. It might’ve been on a menu, a package, or a flyer. What matters more is what happens after you scan it: you expect it to ...

I am an author and features writer at Android Police. I primarily writes guides, how-tos, and roundups on the latest smartphone apps and features for Android Police since joining the team in early ...