Yes, House choice in Wizards Unite is purely cosmetic and appears only on your profile and changes the color of your Wizard on the overworld map. Nothing else.
Zeroghan Edited answer
Yes. I think the house choice is puerly cosmetic at this point. Also, you can change houses whenever you want.
Mitchell Thomas Posted new comment
I really hope so. I cant go from slytherin to hufflepuff just to play with my girlfriend haha thanks for the response