Apparently for businessmen, this function is very useful. Then if you also want to convert your documents into digital PDF files by your iPhone, the iPhone app DocScanner should be suitable for you.
DocScanner is an easy-to-use productivity app developed by Norfello Oy. With the help of DocScanner, you can make multiple pages PDF file. All you need to do is use the iPhone camera to capture those documents, invoices, and more. And its unique algorithms can correct perspective, whiteness, noise and other aspects of images in order to produce clear PDF files. DocScanner also features OCR function. This means that the text in images can be converted into searchable text, of course, you can also select the text and send via Email. Apart from that, DocScanner also features full sharing and sync function. You can freely select your sync service among Evernote, Dropbox, Mobile.me iDisk, WebDAV and Google Docs.
DocScanner with a size of 8.4MB is compatible with iPhone, iPod touch and iPad running iOS 4.1 or later. At present, the iPhone app is available for free. If you’re interested, jump to App Store for more details.