Is there any differences in the version we have in here and the steam one?
Full info here: https://outsiderartisan.miraheze.org/wiki/Editions#Steam_Edition
The biggest thing you get in the Steam Edition is all the premium cosmetics. Other than that, there are a few things that are still exclusive to the Patron Edition (mostly cheat stuff). The Steam Edition is sort of a midpoint between the Free and Patron Editions.