Try Rosy Crow. You’ll have to add the repository to f-droid before you download it.

I’ll just pop in here to add a link to my favorite Android Gemini browser: Rosy Crow

It’s fully featured, even supporting tokens for authenticated sessions.

Not arguing, just curious: what makes chroot insecure? I’ve used it for installing Gentoo, but I don’t really understand what it’s doing under the hood.