Some developers would lead you to believe you need to download their app to scan QR codes. Spoiler: Your phone can do that with built-in features.

QR codes are so popular that nearly every device with a camera lets you scan them. Here's how to do it with your phone, tablet, or computer.

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 ...

Snapchat – Snapchat lets users scan Snapcodes, a type of QR code unique to the platform, to add friends quickly. Twitter – Twitter's QR codes make it easy to search, and then follow other users.

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.