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Sonalysts / Oct 26, 2006 / Strategy
688(I) Hunter/Killer, the most realistic submarine simulation ever developed for PC. Master the sonar and weapons control systems, learn to develop real target situations and outfit your boat with the latest advanced weaponry. Then use your skills to complete the tour of duty and earn your dolphins to become a true submariner.
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| CPU | Not set | Not listed Can't tell |
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Very Positive
81% positive, 161 reviews
Still one of the best submarine simulations of all time. Too bad content was limited back when it was made but they've patched it up enough to run smoothly even on Windows 11.
2 found this helpful, 2026-06-16
As a former RN submariner some features remind me of using the trafalgar class systems. A great game to play
1 found this helpful, 2026-08-20
One of the finest Nuclear Submarine simulations in the world Based off the original code of Sub Command, the game/simulator started the submarine game genre along with Silent Hunter 1. Both came out around the same time and were both epic in their own right. Looking at 688(I) while playing it's stations, you get the feeling that the US Navy may come to your house and confiscate your PC because of the classified...
0 found this helpful, 2026-06-21
its legendary fun, such an amazing community as well, this game is a classic for ASW geeks
0 found this helpful, 2026-06-03
Good to know
