There are probably over a 100 QR code scanning apps in the app store. So why use this one? QRude Scanner is simple QR Code scanner which aims to make it easy to scan lots of QR codes and export them later through email, airdrop or SMS messages for instance. 13 different kinds of codes can be scanned QR codes, DataMatrix, Aztec and various barcodes. The app can be paired with a PC or Mac to send all scanned codes to a particular port in plain text.
It is able to scan multiple visible codes at the same time so if you have a whole sheet of codes it can quickly scan those.
It is a free app with no annoying ads or arbitrary restrictions ;-)