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SUBOPTIMAL

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SUBOPTIMAL screenshot 1
SUBOPTIMAL trailer trailerWatch trailer on Steam ↗

SUBOPTIMAL

WeCanDoBetter Games · Published by WeCanDoBetter Games

Last updated 28 Sept 2026

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.

Free to PlayComing SoonDJCTQ 141 DLC available ↗Co-op

Free

View on Steam

Prices can lag the live Steam store — always confirm before buying.

Adventure, Indie, Casual · More free games

Explore the depths of the ocean in SUBOPTIMAL, an Adventure and Indie game where teamwork is key. Repair leaks, dodge wildlife, and gather loot with your crew aboard a falling-apart submarine.

About this game

PILOT YOUR SUBMARINE AS A TEAM
Captain Mega-Hook's rumored treasure awaits and you've rented a tin can to get there. So steer it together or sink together. Coordinate your moves, call out dangers, and try not to ram into absolutely everything!

REPAIR IT TO STAY ALIVE
Oil leak, broken engines, holes.... everything breaks, all the time! Shout for tools, slap on repairs, and try not to panic as your sub turns into a fish tank.

LIVE THE DIVER'S DREAM
Explore the deep ocean, avoid sharks, and find lost loot. Just try not to wet your pants when the lights go out.

EMBRACE THE CHAOS 
Have fun and mess with your teammates, push the wrong buttons, or dance as everything goes horribly wrong. It’s all part of the dive.

System Requirements

Will my PC run this? →

Minimum

Minimum:
  • OS: Win 10
  • Processor: Intel Core i5 @ 2.5 GHz or equivalent
  • Memory: 8 GB RAM
  • Graphics: GTX 1060 or RX 6600 XT
  • DirectX: Version 12
  • Network: Broadband Internet connection
  • Storage: 4 GB available space
  • Additional Notes: Friends to play along

Recommended

Recommended:
  • OS: win 11
  • Processor: Intel Core i5 @ 3.0 GHz or AMD Ryzen 5 or equivalent
  • Memory: 16 GB RAM
  • Graphics: RTX 2060 or RX 7600xt or equivalent
  • DirectX: Version 12
  • Network: Broadband Internet connection
  • Storage: 6 GB available space
  • Additional Notes: Friends to play along

Supported Languages

English*
*languages with full audio support

Latest news

  • Community & EventsOfficial

    SUBOPTIMAL coming to Steam Ocean Fest in May + New Discord!

    Hey Divers!That’s right! Your favorite high-stakes, low-budget, totally-safe submarine co-op adventure is coming to Steam Ocean Fest!We’re bringing a playable demo to the fest, and we want YOU to Join the Crew!We are excited for your feedback to help us make this game slightly less (or more) sub-optimal. And hop into our new Discord to get updated and tell us what you think!Prepare for:The famous 'SUBOPTIMAL' submarineFighting your friends to be captainLots and lots of leaksSome friendly and not-so-friendly environmentsReady to dive? Click here to Join the Discord Crew!And remember, Divers... Optimal is overrated.See you at the bottom! — The SUBOPTIMAL Dev Team
    Read full article on Community Announcements (Wonder)

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