QR codes are a great way to relay a lot of information in a small space and your Android phone has multiple ways to read them. Here's how to do it.

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.

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.