This is a bad idea.
Using a reasonably price, quality product is not a “life hack”. You have to take two good things, ruin them, and mash them together to make one terrible thing.
Good question! I think Hemingway is directed at a certain type of user - the one that wants the grammatical tips and the brevity that Hemingway enforces, and Scrivener is designed more for people who are looking to write more complicated, longer pieces and organize multiple sections (IMHO) - Write is a bit more…