Scrivener vs iA Writer
Scrivener is a one-stop shop for writers of all kinds. It has everything you need to write a book, conduct research and publish your work. It's both more complex and more powerful than iA Writer.
iA Writer is geared towards professional writers who want a clean and simple tool to create and organize their work. It aims to remove all distractions, so the writer could focus on their work.
Fan of writing apps? 🤔
Maybe Paper is what you're looking for.