Barcodes became a thing in 1974. The 12-digit code helped track inventory and provided info on the product. QR codes were invented 20 years later in 1994.

You've probably noticed a square barcode pasted to a graffitied light pole or on the back of a business card. That pixelated code, shaped in a square, is called a QR code.

The codes are very resilient–even if partially damaged, the data can still be extracted from the bar code. The best-known 2D matrix code is QR Code. It was created by the Japanese corporation, ...

QR codes are popular for a good reason. In fact, a Consumer Pulse Survey by GS1 U.S. found that 79% of consumers are more likely to purchase products with a scannable barcode or QR code that ...

QR Code generatorThis QR Code will take readers to the online version of Allan Hoffman's column on NJ.com when read by a barcode scanner application on a smartphone. QR codes are everywhere these ...

Qrafter is another iOS-exclusive QR code reader and generator app. You can use it to read barcodes and QR codes and even generate them by embedding different data types.

Enter the Quick Response (QR) code, a useful and advanced type of barcode that can store vast amounts of data. It can easily be scanned from any modern smartphone’s cameras. The potential use ...

Here’s one more app you can delete from your iPhone: that QR code and barcode scanner you only occasionally use. With an update rolling out today, Google’s Chrome mobile browser can do the job ...

The difference is, QR codes can contain much more data than a bar code. Because human eyes cannot distinguish the difference between individual QR codes, some cybercriminals have been using ...

It turns out that QR code and barcode scanning are new to version 56 of Chrome for iOS, which Google updated on 1 February 2017. For those who aren’t aware, a QR code uses regions of rectangles within ...