In most cases, Android devices come with a built-in QR code scanner. Android versions 8 and 9 can scan QR codes online without an app. On the other hand, some earlier Android versions have yet to receive the most recent update.

QR Code Scanner - ScanApp. Use ScanApp to scan QR codes or different types of Bar Codes on your web browser using camera or {img} on the device. Scanning is supported on PC, Mac, Android or IOS and works 100% free!