Adobe Scan is among the top choices for scanning physical books as it comes complete with a tool dedicated to such purpose. Here's how to use the app: Download and install Adobe Scan on your phone.

Scan your media collection into a full list of your DVDs, Blu-ray, TV box sets, albums, books, comics and console games.

How To Scan Documents From A Printer To A Mac Scanning documents from a printer to a Mac isn't too difficult either. If you haven't added your printer yet, connect it to your Mac with a USB cable.

Google is cagey about exactly how it scans books for its digital library effort, but a patent reveals details--and the hurdles competitors face.