The only problem is, many of those QR code-reading apps for the iPhone just don't do a good job. That prompted me to sift through more than a dozen QR code readers to find some of the best. I came ...

With a little casual hexadecimal memorization and pattern recognition skill, you can become a QR code-reading machine — no pesky computer required! The black and white boxes represent binary 1s ...

Android 13 Developer Preview 2 is out with a new QR Code reader. Here's how it work on your Google Pixel with Android 13.

Do the barcodes or QR codes on my bank statements and utility bills carry any sensitive personal information? Diane Hunt, Burlington, Washington The alphanumeric characters stored in a barcode or ...