IMHO.

Games like SUBOPTIMAL

If SUBOPTIMAL is your kind of game, the closest matches are NAUTUS, Hold My Thing and Keep Swimming — picked from the ranked list below. 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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About SUBOPTIMAL: Team up with your crew in this chaotic co-op adventure. Pilot a falling-apart submarine to the bottom of the ocean to find Captain Mega-Hook’s treasure. Repair leaks, dodge dangerous wildlife, and work together to keep from sinking. It’s suboptimal, but the loot is real.

IndieAdventureCasualWindowsby WeCanDoBetter Games
SUBOPTIMAL — Steam game cover

Players who liked SUBOPTIMAL also play

Steam players who put hours into SUBOPTIMAL 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. NAUTUS

    WHY THIS

    Top pick for SUBOPTIMAL fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with SUBOPTIMAL.

    From the creators of Have a Nice Death comes a charmingly quirky island adventure with 4-player co-op! From above, catch your breath in a cozy sanctuary and befriend quirky locals. From below, take the helm of an upgradable submarine, fight mutant creatures, and craft vital gear. Explore NAUTUS!

    ActionIndieAdventureSteam ↗
  2. Hold My Thing

    WHY THIS

    Second-strongest match for SUBOPTIMAL fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with SUBOPTIMAL.

    Hold My Thing is a co-op physics-based building simulator. Team up with your friends as a crew of clumsy workers to renovate, demolish, and restore famous parody buildings. Master double-purpose tools, survive hilarious construction accidents, and fund your dream rocket to the Moon!

    IndieSimulationCasualSteam ↗
  3. Keep Swimming

    WHY THIS

    Third-strongest match for SUBOPTIMAL fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with SUBOPTIMAL.

    One or two Divers hunt up to six friends hiding among schools of fish in an underwater game of hide-and-seek. Copy the locals, stay fed and don’t give the hunters a clean shot. Just keep swimming...

    ActionIndieCasualSteam ↗
  4. HERD

    WHY THIS

    Ranked #4 for SUBOPTIMAL fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with SUBOPTIMAL.

    HERD is a co-op adventure game about shepherding sheep. 1–4 friends play as young shepherds, disguised with wool mustaches, tasked with delivering sheep to distant villages. Survive the environment while working together to protect your flock (and screaming because a sheep is literally on fire).

    2026ActionIndieAdventureSteam ↗
  5. Timber Truck: Chaos Coop

    WHY THIS

    Ranked #5 for SUBOPTIMAL fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with SUBOPTIMAL.

    A physics-based co-op adventure about the worst logging crew alive. Chop trees, load them onto one shared truck, and haul them home through rivers, wrecked bridges, and a goose who wants you dead. Simple work, total chaos – best played with friends!

    IndieSimulationCasualSteam ↗
  6. Debate!

    WHY THIS

    Ranked #6 for SUBOPTIMAL fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with SUBOPTIMAL.

    Defend the indefensible! A chaotic online debate game with proximity voice chat, live approval ratings, and a ravenous audience. Propose absurd topics and influence the room to win votes!

    IndieCasualSteam ↗
  7. OUTSIDE

    WHY THIS

    Ranked #7 for SUBOPTIMAL fans by collaborative filtering across millions of Steam libraries. Shares Indie with SUBOPTIMAL.

    DARES REALITY GAME SHOW — WITH CAMERAS, NEIGHBORS, AND ESCALATION. Your friends dare you. Then lie, sabotage, and bet on your failure. Fail a dare and you’re sent OUTSIDE — escalating into strangers, neighbors, or real-world dares on camera (optional, phone supported).

    2026ActionIndieSimulationSteam ↗
  8. SUPER GAHAKU

    WHY THIS

    Ranked #8 for SUBOPTIMAL fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with SUBOPTIMAL.

    Draw in 3D space! Create hilariously wonky sculptures from topics, then laugh and guess what everyone was trying to make. The worse you are at drawing, the more fun it gets!

    2026IndieCasualSteam ↗

Free alternatives

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

  1. Doki Doki Literature Club!

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with SUBOPTIMAL.

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableSteam ↗
  2. Life is Strange - Episode 1

    WHY THIS

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

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  3. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with SUBOPTIMAL.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  4. Ultimate Custom Night

    WHY THIS

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

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

    2018ActionIndieFree To PlayFreeSteam ↗
  5. Bongo Cat

    WHY THIS

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

    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 ↗
  6. ENA: Dream BBQ

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with SUBOPTIMAL.

    Experience surreal environments and inexplicable characters as ENA in a new wild world.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  7. The Murder of Sonic the Hedgehog

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with SUBOPTIMAL.

    Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  8. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with SUBOPTIMAL.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗

Frequently asked about SUBOPTIMAL

Does SUBOPTIMAL have multiplayer or co-op?
Yes — SUBOPTIMAL supports multi-player play according to its Steam store listing (Multi-player, Online Co-op, Co-op).
What games are most similar to SUBOPTIMAL?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside SUBOPTIMAL are NAUTUS, Hold My Thing, Keep Swimming.
Who developed SUBOPTIMAL?
SUBOPTIMAL was developed by WeCanDoBetter 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 SUBOPTIMAL.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.