Document Scanner is an app that lets you take a photo of any printed material and instantly scan it into a digital file that you can then edit and share. You can save the files in a variety of formats, including PDF. The app is designed to be used in a variety of situations, so you don't have to worry about how to use it.

It is very simple to use, and the instructions are very easy to follow. It is very user-friendly, so you don't need to have any prior knowledge of the app or its usage. The app is designed to be used in any situation, so you don't have to worry about how to use it.