Scanbot - Scanbot is a mobile app that allows you to use your device's camera as a document scanner. The app is capable of scanning a large number of source materials, and it can handle QR codes as well.
TeraCopy - TeraCopy is a compact program designed to copy and move files at the maximum possible speed, providing the user with a lot of features.
Scanner Pro - Scanner Pro turns your iPhone into portable scanner in your pocket.
NAPS2 - NAPS2 is a document scanning application with a focus on simplicity and ease of use.
Genius Scan - On The Go.
Opendias - Opendias is a professional document scanning and storage utility for the home user.