QR codes can house a whole lot of data, from the URL of a webpage or service, to where to directly download an app. Here's how to scan them.

Use the built-in camera app on your Android device to scan a quick response (QR) code, or use a code scanner on older models.

Scanning QR codes on your phone doesnt always require a second device. Know how to scan QR codes using built-in tools, apps, or online decoders.

Your Android or iPhone can probably already scan QR codes. Here's how to do it no matter what phone you have.

TECH How to scan a QR code with your iPhone or Android phone (no apps needed) QR codes are those pixelated squares you see in restaurants, advertisements, stores, food packaging, business cards ...

If you have an Apple iPhone, please hop on over to our article for how to scan a QR code on iPhone. The easiest way to scan a QR code can vary depending on which brand of Android phone you have.