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.

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 ...

Follow these steps to use these two apps to scan a QR code on Android: Launch your native camera app. Take a photo of the QR code, making sure to capture the entire image clearly.

Google has added a built-in scanner on its Files app, eliminating the need to download a dedicated tool to scan documents on Android. Here's how to use it to scan a document on an Android device.

I manage a swim club during the summer and want to build a basic (web-based, database back-end) member check-in app. The membership cards haven't been printed yet for the season, and it wouldn't ...