Romain Slootmaekers has his own take on the Notion app:
@notionhq is an org mode for the #emacs challenged. There I said it.
— Romain Slootmaekers (@toolslive666) June 17, 2022
To be fair, Notion is a pretty nice app but as I’ve written before you can do the same things with Org-mode. If you’re an Emacs user, there’s no reason to be using Notion, especially since your data is held on their servers.