IMHO.

Single-player games like Ocean Survivors

Below are 8 single-player Steam games similar to Ocean Survivors, 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 Ocean Survivors page.

Ranked picks

  1. 1
    Flaghead — Steam game cover

    Flaghead

    Single-player alternative to Ocean Survivors — playable solo, no multiplayer required. Shares Action and Casual with Ocean Survivors.

    Flaghead is an arena shooter roguelite where you play as a country, surviving through history from the dark ages into the cybernetic futures and beyond.

    2026ActionStrategyRPGSingle-playerSimilar games →
  2. 2
    Plunderfall — Steam game cover

    Plunderfall

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

    Start betrayed on a raft in this open-seas pirate twin-stick roguelite. Plunder resources, upgrade your hideout, unlock new vessels and weapons, rescue your crew to grow your fleet, defeat traitor captains, loot their relics to unlock new waters, and rebuild your legacy.

    2026IndieSingle-playerSimilar games →
  3. 3
    It's About Pirates — Steam game cover

    It's About Pirates

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

    Command your ship in an action-packed pirate roguelike. Combine deadly weapons, powerful items, and a fearless captain to create unique builds and survive the dangers of the high seas!

    2026ActionSingle-playerSimilar games →
  4. 4
    MOBU — Steam game cover

    MOBU

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

    Survive waves of bouncing enemies raining from the skies in this fast-paced action roguelite. Play as a superpowered monk, craft game-breaking builds, and conquer the chaos in sub-30-minute runs.

    2026ActionIndie5.39 USDSingle-playerSimilar games →
  5. 5
    A.S.S. — Steam game cover

    A.S.S.

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

    Spin the slot machine. If luck is on your side, your power explodes. Level up fast, collect items, and build your loadout. Hunt down “Spawners” that endlessly create monsters, survive the bullet hell, and clear stages. Overwhelm enemies with insane growth driven by luck and choice.

    ActionIndieRPGSingle-playerSimilar games →
  6. 6
    Fading Reel — Steam game cover

    Fading Reel

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

    A sepia Roguelike — lead a chained squad through 22 waves. Map events split your line, milestone recruits add firepower. Linked Blink, run upgrades, 19 Evolutions, and a permanent meta tree carry you to the final Boss Hydra.

    ActionIndieCasualSingle-playerSimilar games →
  7. 7
    Super Robot Survivors — Steam game cover

    Super Robot Survivors

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

    From the Creative Director of Destroy All Humans! 2 and co-creator of the original TY the Tasmanian Tiger comes a chaotic bullet heaven with objectives. Rescue astronauts, repair reactors, and hack terminals while dodging hundreds of enemies in high-stakes, 10-minute showdowns.

    ActionIndieAdventureSingle-playerSimilar games →
  8. 8
    Cosmic Run — Steam game cover

    Cosmic Run

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

    Cosmic Run is a single-player space roguelite where you battle relentless galactic enemies, strategically upgrade your ship, and help the Zogark family survive their journey across the galaxy. Build powerful combinations, adapt to chaotic encounters, and escape one broken system after another.

    2026ActionStrategyIndie9.89 USDSingle-playerSimilar games →