The company behind Pokémon Go has a Harry Potter game in the works — here are some unsolicited suggestions from a Potthead
https://www.recode.net/2017/11/25/16699332/harry-potter-mobile-game-niantic-pokemon-go-wizards-unite
Like the entire world, I played Pokémon Go — for a couple weeks in the summer of 2016. I’ve been told that game has gotten better since then and that there are diehard fans still playing it.
Good for them! I’ve moved on to other mobile time-wasters (lately: a lot of HQ, #freescott).