IMHO.

Single-player games like Naval Warfare

Below are 9 single-player Steam games similar to Naval Warfare, 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 Naval Warfare page.

Ranked picks

  1. 1
    Monsters 'til Midnight — Steam game cover

    Monsters 'til Midnight

    Single-player alternative to Naval Warfare — playable solo, no multiplayer required. Shares Action and Indie with Naval Warfare.

    Use steampunk weaponry to vanquish the legions of evil and survive until the clock strikes midnight! In this fast-paced horde survival game, each powerful upgrade can help turn the tide. Go it alone, or join another player in your pursuit to outlast the inevitable march of time itself!

    2023ActionIndieCasual4.99 USDSingle-playerSimilar games →
  2. 2
    Eldritch Exterminators — Steam game cover

    Eldritch Exterminators

    Single-player alternative to Naval Warfare — playable solo, no multiplayer required. Shares Action with Naval Warfare.

    Become a possessed gun in this bullet heaven rogue-lite, mowing down hordes of Eldritch minions with chaotic firepower. Harvest souls, hoard artifacts, and craft insane builds to slay gods and break free.

    2023ActionRPGEarly Access4.99 USDSingle-playerSimilar games →
  3. 3
    FULLYBROKEN: WAY HOME - A Roguelike Shooter — Steam game cover

    FULLYBROKEN: WAY HOME - A Roguelike Shooter

    Single-player alternative to Naval Warfare — playable solo, no multiplayer required. Shares Action and Indie with Naval Warfare.

    A roguelike shooter set in a post apocalyptic world, with dynamic narrative happening along your journey. Your goal is to go back home to your wife and kids. But the journey back home is perilous and full of danger. Be careful, your actions and choices along the way could leave you dead.

    2023ActionStrategyIndie14.99 USDSingle-playerSimilar games →
  4. 4
    Lonefield Evacutation Survivor — Steam game cover

    Lonefield Evacutation Survivor

    Single-player alternative to Naval Warfare — playable solo, no multiplayer required. Shares Action with Naval Warfare.

    Lonefield Evacuation Survivor is a... survivor in which you play as a ship facing an alien incursion. Destroy your enemies, collect bolts and upgrade your ship to survive long enough and escape. Play alone or with up to 3 friends in local multiplayer or with Remote Play Together for online gaming.

    2025ActionStrategy1.99 USDSingle-playerSimilar games →
  5. 5
    Bartlow's Dread Machine — Steam game cover

    Bartlow's Dread Machine

    Single-player alternative to Naval Warfare — playable solo, no multiplayer required. Shares Action with Naval Warfare.

    An artifact from the past returns in Bartlow's Dread Machine, a game from the dawn of the Electric Age. Dread Machine is a dual stick arcade shooter with single player and couch co-op modes, six scintillating game worlds and a cast of improbable monsters and characters.

    2020Action5.99 USDSingle-playerSimilar games →
  6. 6
    Shape Shifter: Formations — Steam game cover

    Shape Shifter: Formations

    Single-player alternative to Naval Warfare — playable solo, no multiplayer required. Shares Action with Naval Warfare.

    Shape Shifter: Formations is an action twin-stick shooter with rogue-lite elements, where you must destroy hordes of geometric enemies alone or with a friend. Select your ship and combine a large variety of weapons, abilities and infinitely stacking upgrades to craft your own unique build.

    2025ActionRPGFree To Play14.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    CYGNI: All Guns Blazing — Steam game cover

    CYGNI: All Guns Blazing

    Single-player alternative to Naval Warfare — playable solo, no multiplayer required. Shares Action and Indie with Naval Warfare.

    An unrelenting onslaught of eye-popping visuals, ear bursting soundscapes and mind-melting action makes CYGNI the vanguard for the next generation of shoot-em ups. Outgunned, outmanned and out on your own, plunge into a sky full of hell in a last-ditch battle for survival.

    2024ActionIndie5.24 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Circuit Breakers — Steam game cover

    Circuit Breakers

    Single-player alternative to Naval Warfare — playable solo, no multiplayer required. Shares Action with Naval Warfare.

    Talented and ferocious weapon experts needed to eliminate a dangerous mechanical menace that threatens the existence of humanity. Up to six positions available. Benefits include traveling the world to eliminate robots.

    2015Action6.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Overboard! — Steam game cover

    Overboard!

    Single-player alternative to Naval Warfare — playable solo, no multiplayer required. Shares Indie with Naval Warfare.

    GET AWAY WITH MURDER. Highly replayable detective game where you're the one whodunnit. From the creators of 80 Days and Heaven's Vault.

    2021IndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →