What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...

Learn the fastest ways to scan barcodes and QR codes using your iPhone or Android smartphone. No special app needed for most ...

PHOENIX (Data Doctors) --The quality of the optics and the power of the processors in today’s smartphones allow them to do extraordinary things, including depositing checks in the bank and various ...

The following content is brought to you by Mashable partners. If you buy a product featured here, we may earn an affiliate commission or other compensation. It's surprising how often we need to keep ...

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.

QR codes, which are those small black and white squares you see on so many products, items and advertisements, give you more information about the item the code appears on. If you're checking out a ...

The following content is brought to you by Mashable partners. If you buy a product featured here, we may earn an affiliate commission or other compensation. It’s hard to hunt down someone who owns a ...