"GM's Apprentice," by James Turner. Basically a random everything generator for TTRPGs. Works great on mobile!
Also, it looks like it's modeled after this, in case you need instructions.

Ph.D. in Comparative Literature, believe it or not. Occasional game dev. SFWA Associate. See website for bylines/portfolio. Yes, this is actually my name.
"GM's Apprentice," by James Turner. Basically a random everything generator for TTRPGs. Works great on mobile!
Also, it looks like it's modeled after this, in case you need instructions.