The new upgrade (GoodNotes 5) is for sure incredible. However, the reason why I chose to download GoodNotes (4), was because there was no other note-taking app that was compatible with another stylus such as Adonit, rather than the Apple Pencil. So, to conclude, I think an upgrade to have the possibility to connect different styluses will widen the approach and customer affiliations.

Create an account option so that data is not lost, and so there is no need to use another app to keep the data.

Reminders for to-do lists, daily organization, etc.