The iPhone is more than good enough to digitize your documents. You just need the right apps to get the job done properly. The Scanbox can help too. It is a portable scanning box that lets you scan your documents like a pro. It folds too, so you can take it with you easily. Scanbox+ has LED lights to even out any shadows that may appear in your documents. It is compatible with other smartphones too. Need one? This can be yours for $15.