Unity is the state of being united or joined as a whole. .. Unity allows you to interact with them via not only code, but also visual components, and export them to every major mobile platform and a whole lot more, in addition its for free. By default, objects are listed in the Hierarchy window in the order they are made. You can re-order the objects by dragging them up or down, or by making them. Your console window allows you to quickly find your IP address.