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.
Air Sharing - Air Sharing lets you bring your documents with you — without bringing your computer.
Scanner Pro - Scanner Pro turns your iPhone into portable scanner in your pocket.
Printer Pro - Print attachments, receipts, documents, web pages from your iPad and iPhone.
Genius Scan - On The Go.
Print n Share - “Print n Share” for the iPad, iPhone & iPod Touch is the best printing and file sharing app.