GoodNotes lets you take handwritten notes, sketch diagrams, mark-up PDFs and organize them on a beautiful bookshelf on iPad. Turn pages with a swipe, highlight or add notes to any page, and share your notes with anyone. GoodNotes will automatically save your notes and has full backup function to prevent data loss.

To exchange documents between Box and GoodNotes, simply choose Box as the target, when you import/export documents, insert images or perform a full backup. You will be asked to enter your login details the first time you use Box with GoodNotes. To unlink Box, tap "Unlink Box" from the setting window, which can be opened by tapping ". . ." on the bookshelf screen and then tap "Settings".