Game · Released

688(I) Hunter/Killer

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. A truly authentic simulation: Developed by Sonalysts, a defense contractor who designs submarine simulators for the US Navy Over 12 detailed operating stations: Control all aspects of submarine warfare, including the sonar suite, fire control, helm and target motion anal

Release date
September 22, 2023
Platforms
Windows
Developer
Sonalysts
Publisher
Strategy First
688(I) Hunter/Killer artwork
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688(I) Hunter/Killer artwork
688(I) Hunter/KillerGOG · Game · Available
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688(I) Hunter/Killer reviews & player comments

Store ratings and available player reviews. Review snapshots show their last refresh date.

★ 7.6/10GOG · 17 ratings
GOGLast checked October 31, 2026

Most helpful8

★ 4 / 5
1997 was an excellent year for gaming. It brought Castlevania Symphony of the Night, Final Fantasy VII and the subject of this review; 688i Hunter/Killer.…
★ 3 / 5
This was a great game when it was released. Came here to play it and dive into some nostalgia but am running into bugs and…
★ 3 / 5
This is a good game, when it can actually work that is, this game just has too much age in its files to work properly…
★ 5 / 5
Must get the add on to extract the sound files, but sounds just like it was when it was new.
★ 1 / 5
Tried on two different computers, Win 10 and Win 11. Locked up hard trying to raise radio mast, wouldn't exit or relinquish screen foreground. Had…
★ 1 / 5
Sadly. I had this on a Windows 95 machine a half lifetime ago. It runs a few minutes then hangs up. If you can fix…

Most recent8

★ 3 / 5
688i Hunter Killer remains a remarkably detailed and satisfying modern naval simulation that captures the tension of undersea warfare. The depth of its systems, sensor…
★ 4 / 5
A solid simulation that aged surprisingly well. I didn't miss many features, except for one annoying omission: you can't set waypoints for your submarine.
★ 1 / 5
Sadly. I had this on a Windows 95 machine a half lifetime ago. It runs a few minutes then hangs up. If you can fix…
★ 1 / 5
Tried on two different computers, Win 10 and Win 11. Locked up hard trying to raise radio mast, wouldn't exit or relinquish screen foreground. Had…
★ 5 / 5
Must get the add on to extract the sound files, but sounds just like it was when it was new.
★ 3 / 5
This was a great game when it was released. Came here to play it and dive into some nostalgia but am running into bugs and…
★ 3 / 5
This is a good game, when it can actually work that is, this game just has too much age in its files to work properly…

Short excerpts linked to their source. The score above uses aggregate storefront ratings—not these few comments.