I used this android app to scan the ISBNs of my books - https://play.google.com/store/apps/details?id=com.eleybourn.bookcatalogue https://play.google.com/store/

I used this android app to scan the ISBNs of my books - https://play.google.com/store/apps/details?id=com.eleybourn.bookcatalogue https://play.google.com/store/apps/details?id=com.eleybourn.... It's OSS: https://github.com/eleybourn/Book-Catalogue https://github.com/eleybourn/Book-Catalogue From what I recall it also pulls additional info about the book from online.