OneNote by Microsoft is one of the definitive apps that students employ while taking notes in class or industry professionals looking to keep track of the key takeaways in meetings. Onenote has been heavily updated for iOS and brings in new functionality to take advantage of Force Touch in the new line of iPhones. You can also record audio directly in the OneNote app and also attach videos from YouTube, Vimeo or Office Mix. Finally, OneNote is now optimized for the iPad Pro to take advantage of the new screen resolution and other major capabilities.
via Office Blog