IMHO.

Games like War on the Sea

If War on the Sea is your kind of game, the closest matches are Ultimate Admiral: Dreadnoughts, Cold Waters and Sea Power : Naval Combat in the Missile Age — picked from the ranked list below. Reviewers single out its historical accuracy enhances immersion, challenging and contemplative. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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War on the Sea is a challenging real-time strategy and simulation game set in the South Pacific during World War II, developed and published by Killerfish Games in 2021. Players command ships, submarines and aircraft while managing carrier strike groups, fleet logistics and air wing operations. Reviewers describe the experience as both tense and contemplative, with players noting that tactical carrier positioning matters more than raw firepower and that submarine threats force careful strategic avoidance throughout campaigns. Historical accuracy simulation is a core design pillar, and the game benefits from active mod support that expands campaign scope. The game is playable on Steam Deck and currently holds a 76% positive rating from over 2,300 Steam reviews. Priced at $39.99 USD, it offers substantial depth for solo players seeking long-form naval strategy.

About War on the Sea: Command ships, submarines and aircraft in the South Pacific during WWII.

2021StrategySimulation39.99 USDDeck PlayableWindows · macOSby Killerfish Games
War on the Sea — Steam game cover
Players highlight
Carrier survival dictates entire campaignsHistorical accuracy enhances immersionModding community expands campaign scopeChallengingContemplativeImmersive

Players who liked War on the Sea also play

Steam players who put hours into War on the Sea also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Ultimate Admiral: Dreadnoughts

    WHY THIS

    Shares an immersive mood with War on the Sea.

    Top pick for War on the Sea fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with War on the Sea.

    Design warships the way you want them, command fleets, win the naval arms race for your nation!

    2023StrategyIndieSimulation34.99 USDDeck PlayableSteam ↗
  2. Cold Waters

    WHY THIS

    Shares a tense mood with War on the Sea.

    Second-strongest match for War on the Sea fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with War on the Sea.

    Spiritual Successor to the Microprose Classic “Red Storm Rising”.

    2017StrategyIndieSimulation39.99 USDDeck PlayableSteam ↗
  3. Sea Power : Naval Combat in the Missile Age

    WHY THIS

    Shares an immersive mood with War on the Sea.

    Third-strongest match for War on the Sea fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with War on the Sea.

    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.

    2024ActionStrategySimulation49.99 USDDeck PlayableSteam ↗
  4. Battlestations Pacific

    WHY THIS

    Shares an immersive mood with War on the Sea.

    Ranked #4 for War on the Sea fans by collaborative filtering across millions of Steam libraries. Shares Strategy with War on the Sea.

    Experience one war through two epic sagas where you will be a part of history or change it. Feel the power of the historically authentic and decisive battles of the Pacific War. Relive some of the grandest and most critical naval battles of recent history and for the first time, choose to lead your fleet to a completely different ending...

    2009ActionStrategySteam ↗
  5. UBOAT

    WHY THIS

    Shares a tense mood with War on the Sea.

    Ranked #5 for War on the Sea fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with War on the Sea.

    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.

    2024ActionStrategyIndie29.99 USDSteam ↗
  6. Atlantic Fleet

    WHY THIS

    Shares an immersive mood with War on the Sea.

    Ranked #6 for War on the Sea fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with War on the Sea.

    Turn based tactical and strategic naval combat. Atlantic Fleet puts you in command of the Allies or Kriegsmarine (German Navy) in the longest military campaign of WWII, The Battle of the Atlantic.Take command of surface ships, submarines as well as carrier and land based aircraft in the deadly struggle for control of Atlantic shipping...

    2016StrategySimulation9.99 USDDeck PlayableSteam ↗
  7. Ultimate Admiral: Age of Sail

    WHY THIS

    Shares an immersive mood with War on the Sea.

    Ranked #7 for War on the Sea fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with War on the Sea.

    Ultimate Admiral: Age of Sail is a tactical wargame from the creators of the Ultimate General series set amidst the epic naval campaigns in the period of the American Revolutionary and Napoleonic Wars.

    2021StrategyIndieSimulation29.99 USDDeck PlayableSteam ↗
  8. Steel Division: Normandy 44

    WHY THIS

    Shares a challenging mood with War on the Sea.

    Ranked #8 for War on the Sea fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with War on the Sea.

    Steel Division: Normandy is a tactical real-time strategy (RTS) game that pits players against AI enemies in a single-player campaign -- or against several opponents in massive 10-on-10 multiplayer battles.

    2017ActionStrategySimulation19.99 USDDeck PlayableSteam ↗

Reviewers mention these as similar to War on the Sea

Surfaced from review text: when other players write 'if you liked X, try Y', we catch the name and resolve it back to a Steam game.

  1. Silent Hunter 5®: Battle of the Atlantic

    WHY THIS

    Shares an immersive mood with War on the Sea.

    Reviewers of War on the Sea cross-mention this title as a similar play. Shares Simulation with War on the Sea.

    Step behind the periscope of a German U-boat and take on the Allied Forces in famous battles across the vast Atlantic Ocean and Mediterranean Sea. The best-selling submarine series of all time continues with the highly anticipated Silent Hunter: Battle of the Atlantic.

    2010Simulation9.99 USDSteam ↗
  2. UBOAT

    WHY THIS

    Shares a tense mood with War on the Sea.

    Reviewers of War on the Sea cross-mention this title as a similar play. Shares Strategy and Simulation with War on the Sea.

    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.

    2024ActionStrategyIndie29.99 USDSteam ↗
  3. World of Warships

    WHY THIS

    Shares a tense mood with War on the Sea.

    Reviewers of War on the Sea cross-mention this title as a similar play. Shares Strategy and Simulation with War on the Sea.

    Immerse yourself in thrilling naval battles and assemble an armada of over 800 ships from the first half of the 20th century — from stealthy destroyers to gigantic battleships. Change the look of your ship, choose upgrades to suit your play style, and go into battle with other players!

    2017ActionStrategySimulationFreeDeck PlayableSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below War on the Sea at current Steam store prices.

  1. Garry's Mod

    WHY THIS

    Priced ~88% under War on the Sea on Steam right now. Shares Simulation with War on the Sea.

    Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play.

    2006IndieSimulationCasual4.99 USDDeck PlayableSteam ↗
  2. Stardew Valley

    WHY THIS

    Priced ~63% under War on the Sea on Steam right now. Shares Simulation with War on the Sea.

    You've inherited your grandfather's old farm plot in Stardew Valley. Armed with hand-me-down tools and a few coins, you set out to begin your new life. Can you learn to live off the land and turn these overgrown fields into a thriving home?

    2016IndieSimulationRPG14.99 USDDeck VerifiedSteam ↗
  3. Bloons TD 6

    WHY THIS

    Priced ~65% under War on the Sea on Steam right now. Shares Strategy with War on the Sea.

    The Bloons are back and better than ever! Get ready for a massive 3D tower defense game designed to give you hours and hours of the best strategy gaming available.

    2018Strategy13.99 USDDeck PlayableSteam ↗
  4. Schedule I

    WHY THIS

    Priced ~50% under War on the Sea on Steam right now. Shares Strategy and Simulation with War on the Sea.

    From small-time dope pusher to kingpin - manufacture and distribute a range of drugs throughout the grungy city of Hyland Point. Expand your empire with properties, businesses, employees and more.

    2025ActionStrategyIndie19.99 USDDeck PlayableSteam ↗
  5. The Forest

    WHY THIS

    Priced ~50% under War on the Sea on Steam right now. Shares Simulation with War on the Sea.

    As the lone survivor of a passenger jet crash, you find yourself in a mysterious forest battling to stay alive against a society of cannibalistic mutants. Build, explore, survive in this terrifying first person survival horror simulator.

    2018ActionIndieAdventure19.99 USDDeck PlayableSteam ↗
  6. People Playground

    WHY THIS

    Priced ~75% under War on the Sea on Steam right now. Shares Simulation with War on the Sea.

    Shoot, stab, burn, poison, tear, vaporise, or crush ragdolls in a large open space.

    2019ActionIndieSimulation9.99 USDDeck PlayableSteam ↗
  7. Euro Truck Simulator 2

    WHY THIS

    Priced ~50% under War on the Sea on Steam right now. Shares Simulation with War on the Sea.

    Travel across Europe as king of the road, a trucker who delivers important cargo across impressive distances! With dozens of cities to explore, your endurance, skill and speed will all be pushed to their limits.

    2012IndieSimulation19.99 USDDeck VerifiedSteam ↗
  8. Balatro

    WHY THIS

    Priced ~70% under War on the Sea on Steam right now. Shares Strategy with War on the Sea.

    The poker roguelike. Balatro is a hypnotically satisfying deckbuilder where you play illegal poker hands, discover game-changing jokers, and trigger adrenaline-pumping, outrageous combos.

    2024StrategyIndieCasual11.99 USDDeck VerifiedSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  2. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Simulation with War on the Sea.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  3. The Expendabros

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗
  4. Steam Engine Simulator

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Simulation with War on the Sea.

    The Steam Engine Simulator shown on AngeTheGreat's YouTube channel.

    2023SimulationFreeDeck VerifiedSteam ↗
  5. The Lab

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!

    2016Free To PlayFreeSteam ↗
  6. Landfall Archives

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy with War on the Sea.

    Break into the Landfall Archives to steal and play previously unreleased games, demos, interactive slide shows, and even an unreleased version of Totally Accurate Battle Simulator from 2017!

    2023ActionStrategyIndieFreeSteam ↗
  7. SuchArt: Creative Space

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Simulation with War on the Sea.

    Paint on any surfaces with numerous tools in Creative Space — a free sandbox version of SuchArt: Genius Artist Simulator. Create masterpieces, complete commissions, and decorate your studio in the most advanced artist sim!

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗
  8. Jigsaw Puzzle Dreams

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Beautiful Multiplayer Jigsaw Puzzle game where you can design the room you play in!

    2021IndieFree To PlayCasualFreeDeck PlayableSteam ↗

Frequently asked about War on the Sea

Does War on the Sea run on Steam Deck?
War on the Sea is rated Playable on Steam Deck — it runs, but expect some manual adjustments (control remapping, text size, or graphics settings) for the best experience.
How much does War on the Sea cost?
War on the Sea is listed on Steam at 39.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to War on the Sea?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside War on the Sea are Ultimate Admiral: Dreadnoughts, Cold Waters, Sea Power : Naval Combat in the Missile Age.
Who developed War on the Sea?
War on the Sea was developed by Killerfish Games.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on War on the Sea.

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