I got quite a few users who either come from Markdown or simply don't care about the internal implementation. Here's a wonderful writeup by a user https://ellanew.com/ptpl/157-2025-05-19-journelly-is-org-for...
ps. Markdown is also coming to Journelly https://xenodium.com/markdown-is-coming-to-journelly
edit: My other org-based iOS apps
- Flat Habits (habits tracker): https://flathabits.com
- Plain Org (general purpose org viewer/editor): https://plainorg.com
- Scratch (a scratch buffer): https://apps.apple.com/us/app/scratch/id1671420139