Docus - Docus is a simple yet powerful Document Scanner for Android that enables you to scan various types of documents with great ease.
Docr - Docr is a free app for the iPhone smartphones that lets its users scan all of their documents into sharp images and, in the end, store them as PDF files.
Scanner Pro - Scanner Pro turns your iPhone into portable scanner in your pocket.
TurboScanner HD - TurboScanner HD is an app for iOS that enables you to convert the iPad or iPhone into a useful scanner and also serves as small fax or air printer in your pocket.
Genius Scan - On The Go.
Bfery Easy Scanner - Bfery Easy Scanner is a cross-platform solution that helps you scan certificates, documents, reports, tickets, and more with great ease.