Games like 688(I) Hunter/Killer
by Sonalysts
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.
View on Steam · $3.79 →
Ranked by how similar the games actually are, not by sales. Released and Price are remembered for next time.
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$29.99Destroyer: The U-Boat Hunter
Dec 6 · Iron Wolf Studio S.A.
Both: Naval Combat · Military · Naval
Destroyer: The U-Boat Hunter brings you an authentic and historically accurate destroyer simulation along with gripping anti-submarine warfare set in the turmoils of the Atlantic Ocean during World War II.
SimulationNaval CombatWorld War IIMilitaryImmersive SimActionReal Time TacticsNavalRTSSubmarine👍 852
$29.99UBOAT
Aug 2 · Deep Water Studio
Both: Submarine · Naval Combat · Military
UBOAT is a simulator of a submarine from WWII era. It is a survival sandbox with crew management mechanics while its primary theme is life of German sailors. The boat is their home, but it can become their grave at any time.
SimulationWorld War IISubmarineNaval CombatMilitaryNavalWarSingleplayerRealisticOpen World👍 25,581
$49.99Sea Power : Naval Combat in the Missile Age
Nov 12 · Triassic Games
Both: Naval Combat · Military · Naval
From the lead designer of Cold Waters, Sea Power lets you control NATO and Warsaw Pact forces in modern naval conflict campaigns. Use your advanced naval weaponry and sensors to respect rules of engagement and defeat the enemy forces in a tense fight for initiative and air/naval supremacy.
Naval CombatSimulationStrategyCold WarReal Time TacticsMilitarySingleplayerNavalReal-TimeWar👍 6,119
$9.99Darkwater
Mar 26 · Targon Studios
Both: Submarine · Naval
Darkwater is a cooperative extraction horror game for 1-4 players. Command a submarine trapped under the ice of an alien planet. Battle enemy vessels and deep sea abominations as you hunt for resources. Do what it takes to survive.
Online Co-OpHorrorSurvivalSubmarineMultiplayerStrategyNavalUnderwaterCo-opPvE👍 989
$19.99UBOAT: The Silent Wolf VR
Jun 19 · Titan GameZ
Both: Submarine · Naval · Military
UBOAT: The Silent Wolf is an amazing combination of a role-playing game and a simulator, offering a deep and immersive experience, allowing you to feel like a real submarine captain during World War II.
WarMultiplayerVRCo-opImmersive SimSubmarineWorld War IISurvivalNavalMilitary
Also worth a look
Share some of the same DNA, but further from the original.
$29.99Skull and Bones
Aug 22 · Ubisoft Singapore
Both: Naval Combat
Skull and Bones is an open world naval action RPG where ship combat, build choice, and sailing skill define your pirate legend. Conquer rival ships and mythical beasts in a vast ocean of up to 20 players.
Action RPGNaval CombatOpen WorldMultiplayerPiratesExplorationCo-opActionRPG3D👍 4,661
$19.99Ultimate Fishing® Simulator 2
May 9 · Silent Bear Studio, SHINING GAMES
Fish around the globe using float, bottom, spinning, or casting gear, and catch over 60 realistic fish species. Play solo or online in normal, realistic, or sandbox mode! Explore stunning locations, switch to an underwater cam, and fill your trophy room!
FishingSimulationMultiplayerSportsRealisticSingleplayerFirst-PersonRelaxingCasualAdventure👍 2,078
-50%$12.49Seafarer: The Ship Sim
Oct 7 · astragon Development
Both: Naval
Build your maritime career solo or with up to 4 players. Take on contracts across diverse harbors, command different ships, and tackle cargo runs, patrols, rescues, firefighting, and unexpected events in a vast Northern European open world.
SimulationCasualNavalLife SimExplorationImmersive Sim3DRealisticTransportationOpen World👍 1,926
$29.99Age of Water
Jan 16 · Three Whales Studio
Both: Naval
Age of Water is an online adventure game set on a post-apocalyptic Earth completely covered in water. Sail through storms, fight and trade, capture other people's boats or build your own, extract resources from the bottom of the ocean and reveal the secrets of the Age of Water world.
NavalOpen WorldPost-apocalypticAction-AdventureCraftingMassively MultiplayerActionPiratesMMORPGShooter👍 2,883
-45%$4.94Murky Divers
Dec 12 · Embers
Solo or up to 8 players. Get rid of your employer's failed experiments in abandoned underwater labs. Navigate your submarine, avoid abyssal terrors, and remove all corpses.
HorrorMultiplayerFunnyOnline Co-OpFirst-PersonUnderwaterExplorationPsychological HorrorSurvival HorrorDungeon Crawler👍 3,982
$33.32Bodycam
Jun 7 · Reissad Studio
Both: Military
Bodycam is the first tactical multiplayer FPS with a true body-camera view in Unreal Engine 5. Close-quarters combats feel raw and loud. Every angle, callout, and bullet matters. Play Deathmatch, Team Deathmatch, and Wingman on photoreal maps where teamplay, tactics, and clutch skill are key.
Early AccessFPSRealisticTacticalMultiplayerShooterMilitaryFirst-PersonHorrorSimulation👍 60,854
$5.99Poor Man's Adventure: Narco Sub Simulator
Jun 26 · laggyluk
Both: Submarine
Join a small community of rejects, try to survive in hospitable world of peak capitalism. As a modern pirate you will scavenge wrecks of rich peoples' yachts for resources, grow weed and manage automated factories.
SimulationAction-AdventureColony SimUnderwaterSubmarineAutomationPiratesCrimeAdventureBuilding
$24.99Onward
Mar 25 · Downpour Interactive
Both: Military
Onward is the most immersive tactical VR shooter. Join your squad for a wide variety of competitive PvP, co-op PvE, and solo game modes, including intense multiplayer battles or 4-player co-op missions. Realistic weaponry and combat mechanics will push your survival and combat skills to their limit
VRShooterFPSMilitaryRealisticMultiplayerSimulationActionViolentIndie👍 8,621
$9.99Zero Hour
Sep 9 · AttritoM7 Productions
Both: Military
Zero Hour is a tactical FPS with online team-based game play that takes place in a variety of fictional locations interpreted in Bangladesh with Real-life scale & resource management. It brings a grounded, close quarter combat experience to the game.
TacticalShooterFPSRealisticMultiplayerActionSingleplayerCo-opMilitaryFirst-Person👍 28,567
$44.99Men of War II
May 15 · Best Way
Experience warfare like never before! Men of War II, the anticipated sequel to the highly acclaimed RTS franchise is here with all-new units, locations, campaigns, game modes and true trademarks of the series: historical fidelity and action-filled gameplay on the Eastern and Western Fronts of WWII.
MultiplayerCo-opWorld War IIRTSStrategySingleplayerReal Time TacticsWargameOnline Co-OpRealistic👍 5,614
$24.99Door Kickers 2: Task Force North
Feb 10 · KillHouse Games
Both: Military
Command military Special Ops Teams in gripping tactical combat against a Middle East-based terrorist network. Sequel to RockPaperShotgun's "Best Tactics Game of 2014".
TacticalTop-DownReal Time TacticsMilitaryReal-Time with PauseActionStrategyModdableCo-opIndie👍 12,331
$4.99Black Submarine: deep seek
Oct 31 · fShark Games
Both: Naval
Descend as the AI mind of a cutting-edge submarine, tasked with safeguarding mysterious waters. A narrative-driven tale blending sci-fi, underwater mythology, and a chilling exploration of Artificial Intelligence’s moral evolution.
Early AccessArtificial IntelligenceSci-fiConspiracyChoices MatterMythologyAlternate HistoryNavalFuturisticColorful
$24.99Ships At Sea
May 23 · Misc Games
Build your maritime career and grow your fleet in a next‑generation ship simulator set in an expansive open world of Norway’s Lofoten region. Command service, cargo, and fishing vessels in singleplayer or online co‑op, mastering realistic ship handling, dynamic weather, and professional jobs at sea!
Early AccessExplorationImmersive SimSailingTime ManagementSandboxEducationDrivingCharacter CustomizationThird Person👍 2,483