I stopped using out of the box solutions and made my own system, perhaps you would want something similar? Made a blog post about it: https://thesloth.me/posts/6/
The thought mapping is actually its greatest strength and main reason for existing but everyone uses it as an Evernote alternative.
To me, app access is #1 feature because that's where I use my notes. Only Evernote and Obsidian have done this fine on Android. Obsidian is still quite janky with the markdown. Bear is perfect, but they don't do Android.