60		Sub Hunt (Windows, 2010)
42		Uncharted Waters (DOS, 1991)
40		Uncharted Waters (Windows, 2017)

Notes: Games similar to SSN-21 Seawolf, Games like SSN-21 Seawolf, Electronic Arts, Inc., Electronic Arts, Inc., DOS, Simulation, Strategy, Tactics, 1st-person, Top-down, Naval, Watercraft, Submarine, PC, Game Similarities.