IMHO.

Single-player games like SUBMERSIBLE

Below are 10 single-player Steam games similar to SUBMERSIBLE, 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 SUBMERSIBLE page.

Ranked picks

  1. 1
    Asylum Nightmares — Steam game cover

    Asylum Nightmares

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

    In Asylum Nightmares, explore a terrifying asylum in two game modes: in story mode, use a service elevator to light up the floors and eliminate zombies; in horde mode, survive waves, earn points, and unlock weapons and rooms. Dare to face your nightmares!

    2024ActionIndieCasual10.99 USDSingle-playerSimilar games →
  2. 2
    The Hole Never Ends — Steam game cover

    The Hole Never Ends

    Single-player alternative to SUBMERSIBLE — playable solo, no multiplayer required. Shares Action and Adventure with SUBMERSIBLE.

    An intense VR adventure where you crawl through twisting caves, face unseen terrors, evade creatures, mine for relics, and upgrade your gear as you descend deeper into the hole.

    2027ActionAdventureSimulationSingle-playerSimilar games →
  3. 3
    Epsilon Hyperpunk — Steam game cover

    Epsilon Hyperpunk

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

    Enter a cyber world in this On-Rails space shooter. You are a lone K.I.L.L.E.R. facing an impossible mission in a decaying dystopian future. Your only edge? Running high-stakes combat simulations through a NEUROVISOR powered by a highly illegal, custom-built Operating System-- HyperpunkOS.

    ActionIndieAdventureSingle-playerSimilar games →
  4. 4
    Phenomena Embattled — Steam game cover

    Phenomena Embattled

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

    From the far reaching void of space. To the very cores of planets. This is where Phenomena Embattled takes place. Pilot your alien trans-medium craft through aerial battles, underground caverns and deep sea trenches.

    2026ActionIndieAdventureSingle-playerSimilar games →
  5. 5
    Beyond The Gates — Steam game cover

    Beyond The Gates

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

    Beyond The Gates is a 2-4 player online co-op horror which mainly focuses on the storyline. Discover the truth behind a dark mystery that has been hidden until now.

    2021ActionIndieAdventure4.99 USDSingle-playerSimilar games →
  6. 6
    Star Fire: Eternal Cycle — Steam game cover

    Star Fire: Eternal Cycle

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

    Star Fire is a love letter to classic arcade side-scrollers, reimagined with roguelite progression, modern action polish, and that “just one more run” itch. It’s fast, punchy, and all about no-pressure fun with tight combat, slick movement, and endless ways to cause chaos.

    2025ActionStrategyIndie16.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    ASYLUM — Steam game cover

    ASYLUM

    Single-player alternative to SUBMERSIBLE — playable solo, no multiplayer required. Shares Indie and Adventure with SUBMERSIBLE.

    An epic supernatural horror adventure and the spiritual successor to cult classic Scratches set in a massive, decaying mental institute. Inspired by H. P. Lovecraft, Hammer Films and twisted Euro Horror from the 80s.

    2025IndieAdventure24.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Eldritch — Steam game cover

    Eldritch

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

    Eldritch is the original imsim roguelike: a first-person action game inspired by roguelikes, immersive sims, and H. P. Lovecraft.

    2013ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Escape From Violet Institute — Steam game cover

    Escape From Violet Institute

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

    2D sidescrolling 1st Person Survival Horror game

    2020ActionIndie4.99 USDSingle-playerSimilar games →
  10. 10
    1000 Rooms — Steam game cover

    1000 Rooms

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

    1000 Rooms is a co-operative action horror FPS, that takes place across multiple worlds and realities. Kill countless hordes of the undead with over 1 MILLION weapons.

    ActionIndieAdventureSingle-playerSimilar games →