What game engine is this please?

[Paradise Decay]

Unity or Unreal? thanks

[Warduke]

Looks to be Unity
https://unity.com/blog/celebrating-launches-and-triple-i-initiative-highlights

[ViperDC]

Unity confirmed, according to the credits.

[[ZSU] Dave247]

Version 2021.3.45f1 to be precise. Easy way to check if a game is Unity is to look for the player.log file in appdata folder.