Correction: A previous version of this story did not make it clear that 1App, and not Starbucks, ran the QR code test. The InstantScan service from 1App attempts to provide a solution for marketers ...

While they may not be the all-in-one solution some had envisioned, QR codes are still very popular. It’s easy to understand why, too — just point your camera or scanner at a QR code, and you’re ...

Costco is testing a "Scan & Go" system to expedite checkout. The new system will allow customers to scan items with their phones and pay through the app. The "Scan & Go" system is being tested in 27 ...

Let me come clean: For way too long now, I’ve been excited about the 2D optical code format called QR Code. I even convinced TidBITS to put one on every article page for a while. I don’t get a ...

Your smartphone is full of surprises. There’s an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

Installing new apps for your Android device is easy: launch the Android Market application, search for an app and install it. However, with a barcode or "quick response" scanner app, you can also ...

Your smartphone is full of surprises. There's an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

GREENSBORO, N.C. — You see QR codes in restaurants, parking lots, and just recently on a flyer about pet microchips. The flyer is being reposted all over social media, even on the WFMY page, after ...