55		Hacknet (Windows, 2015)
55		Domina (Windows, 2017)
54		Beans: The Coffee Shop Simulator (Windows, 2017)
54		City Builder (Windows, 2017)
54		My Exotic Farm 2018 (Windows, 2019)
51		Farming World (Windows, 2014)
51		Post Master (Windows, 2014)
50		SimTown (Windows, 1995)
50		Tonka On the Job (Windows, 2007)
48		Kitty Powers' Love Life (Windows, 2018)
43		DinoSystem (Windows, 2015)
43		The Sims (Windows, 2000)

Notes: Games similar to Megaquarium, Games like Megaquarium, Twice Circled, Twice Circled, Windows, Simulation, Contemporary, City Building, Construction Simulation, Managerial, Business Simulation, Bird's-eye view, 2D scrolling, PC, Game Similarities.