IMHO.

Single-player games like Watchstander: Surface Warfare Officer Training Simulator

Below are 8 single-player Steam games similar to Watchstander: Surface Warfare Officer Training Simulator, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Watchstander: Surface Warfare Officer Training Simulator page.

Ranked picks

  1. 1
    Boat Simulator Apprentice — Steam game cover

    Boat Simulator Apprentice

    Single-player alternative to Watchstander: Surface Warfare Officer Training Simulator — playable solo, no multiplayer required. Shares Simulation and Early Access with Watchstander: Surface Warfare Officer Training Simulator.

    Welcome to the simulator-arcade experience. Boat Simulator Apprentice is a small boat training game that caters to both simulator fans and arcade game lovers. Learn how to drive a motorboat via structured lessons, participate in rescue missions, time trials, treasure hunts, and boat sprints.

    2022ActionIndieSimulation9.99 USDSingle-playerSimilar games →
  2. 2
    The Marquee: Lights. Camera. Legacy. — Steam game cover

    The Marquee: Lights. Camera. Legacy.

    Single-player alternative to Watchstander: Surface Warfare Officer Training Simulator — playable solo, no multiplayer required. Shares Strategy and Simulation with Watchstander: Surface Warfare Officer Training Simulator.

    THE MARQUEE: LIGHTS. CAMERA. LEGACY. Start with a rented office and a dream. Greenlight your first picture, sign your first actors, strike a deal with the era's cinema chains and hope the critics are kind. Grow your studio into a Hollywood institution that stands the test of time.

    StrategyIndieSimulationSingle-playerSimilar games →
  3. 3
    Kodas Nereus — Steam game cover

    Kodas Nereus

    Single-player alternative to Watchstander: Surface Warfare Officer Training Simulator — playable solo, no multiplayer required. Shares Simulation with Watchstander: Surface Warfare Officer Training Simulator.

    Don your VR headset and descend into the abyss. Kodas Nereus combines true-to-life oceanographic data with hyper-realistic diving mechanics. Navigate pitch-black wrecks, monitor living reefs, and uncover history preserved on the seafloor. No fantasy monsters—just you, your rebreather, and the deep.

    2026IndieAdventureSimulationSingle-playerSimilar games →
  4. 4
    Ship Explorer — Steam game cover

    Ship Explorer

    Single-player alternative to Watchstander: Surface Warfare Officer Training Simulator — playable solo, no multiplayer required. Shares Simulation with Watchstander: Surface Warfare Officer Training Simulator.

    You know their stories. Now it's time to step aboard! Board iconic ocean liner and warships from history like SS United States, Morro Castle and more as you explore and learn about the secrets that made them into legends.

    2025ActionAdventureSimulation19.99 USDSingle-playerSimilar games →
  5. 5
    Carrier Commander — Steam game cover

    Carrier Commander

    Single-player alternative to Watchstander: Surface Warfare Officer Training Simulator — playable solo, no multiplayer required. Shares Strategy and Simulation with Watchstander: Surface Warfare Officer Training Simulator.

    Carrier Commander is a real-time strategy game which allows you choose the intensity of gameplay. You can manage your Carrier Operations against incoming attacks or intensify your game play by directly engaging the enemy controlling your own Jets, Destroyer's, Helicopter's and more...

    2022ActionStrategyIndie7.99 USDSingle-playerSimilar games →
  6. 6
    Sea Power : Naval Combat in the Missile Age — Steam game cover

    Sea Power : Naval Combat in the Missile Age

    Single-player alternative to Watchstander: Surface Warfare Officer Training Simulator — playable solo, no multiplayer required. Shares Strategy and Simulation with Watchstander: Surface Warfare Officer Training Simulator.

    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 PlayableSingle-playerSimilar games →
  7. 7
    Aircraft Carrier Survival: Tutorial — Steam game cover

    Aircraft Carrier Survival: Tutorial

    Single-player alternative to Watchstander: Surface Warfare Officer Training Simulator — playable solo, no multiplayer required. Shares Simulation with Watchstander: Surface Warfare Officer Training Simulator.

    When the harshness of the sea meets the cruelties of war, a challenge for perseverance makes itself known. And it is like none other. Welcome to Aircraft Carrier Survival, a strategy set in the merciless reality of World War II, where your prowess as a commander decides the fate of a naval behemoth.

    2021ActionSimulationFreeSingle-playerSimilar games →
  8. 8
    Wargame: Red Dragon — Steam game cover

    Wargame: Red Dragon

    Single-player alternative to Watchstander: Surface Warfare Officer Training Simulator — playable solo, no multiplayer required. Shares Strategy and Simulation with Watchstander: Surface Warfare Officer Training Simulator.

    The new reference in RTS at its best! The Wargame series returns to duty, larger, richer and more spectacular than ever before. In Wargame Red Dragon, you are engaged in a large-scale conflict where Western forces clash against the Communist bloc.

    2014StrategyIndieSimulation29.99 USDDeck PlayableSingle-playerSimilar games →