GoodNotes 5 is available as part of the “GoodNotes 5 Upgrade Bundle” as a free upgrade for everyone who paid the full price for GoodNotes 4 and at a discounted price for everyone who bought GoodNotes 4 for less than the full price.
To upgrade tap the button next to “Complete My Bundle” at the top. It will state “Complete” - meaning that you can download GoodNotes 5 for free or display the price you will still have to pay.
Requesting a refund
If you already bought GoodNotes 5 and want to claim your free upgrade we recommend to request a refund for the new app by reporting a problem with it through the iTunes receipt you should have received via email. Please note that refunds and the refund policy are entirely managed by Apple on which we don’t have any influence.