I'm on a discord server with a lot of non-nerds, and various ones are interested in Mastodon, due to Twitter issues. It's amazing to see how much trouble they're having... "Do I have to create a log in on every Mastodon?" ("No, and it's pretty much impossible"), "Can I follow someone on another server?" ("Yes, but it's incredibly hard -- try to follow them on whatever server you're on, maybe someone else is following…
As someone who’s been on Mastodon for a few years, the front-ends and apps aren’t very good, with the UI/UX being particularly bad.
One of the few apps I would recommend for iPhone users is Metatex, which is the best mobile app I’ve seen—by far [1].