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 ...

Follow these quick steps to help you create QR codes for personal or business use. Quick response codes, QR for short, can be used to store many different types of information.

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 ...