The QR BarCode is designed to scan, read, and create all of Barcode and QR code formats. It's designed material style UI/UX. It requires two permissions. One is read and write files to local SDCard, the other one is. Access Camera. Features. Scan Barcode and QR code. Create Barcode/QR code. Keep scanned and created Barcode/QR codes. Share scanned and created Barcode/QR codes.