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▲ 700.0%vs 24h ago · updates every minute
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72% positive of 43 · Mostly Positive · Live from Steam
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What'Sub is a 4-player co-op submarine extraction game where you pilot a rust-bucket submarine into the depths of the Bermuda Triangle to recover treasure from the ocean’s seafloor. Gear up, descent, risk everything to bring your haul back to the surface, then dive again to ever deeper levels.
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No authorized Steam key store lists this game right now.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 70% on 2026-11-02 → 72% today (43 reviews)
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Does not work on Steam Deck. Results from Valve's own testing.
Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
Changed: Windows (1 download)
Changed: Windows (1 download)
- Fix a crash that could happen when reeling with the harpoon
This small hotfix should address the graphics-related crashes Help us by letting us know on discord if you experience crashes!
A few too many bugs sneaked with the last update, so here's a hotfix addressing the most game-breaking and annoying issues. Let us know if you run into any other issues!Fixed an issue...... where currency would not update on the UI when selling/buying things..…
Hey everyone! It's been a while since our last game update. We ended up delaying it twice to add extra stability and fixes, and now it's gotten much bigger than we intended!We're still working hard on the next major update, but for now we're soft-launching the…
Improved throwing. More FOV settings. Various sound improvements. Harpoon made a bit faster. Various fixes for the harpoon. Coconut held animation improved. Small adjustment to loading text. Fixed placement of mega chests. Various other placement improvements.…
Replaced the particle fish with nicer fish (more to come soon!) Changed some logic with item placement to prevent clipping Gave Zip a proper idle anim and restored her to her intended height Bolts can once again be applied to scrap plates Made the crank more e…
What’Sub 1.0 is out now!We at Khaos Games are proud to announce that What’Sub is now out of Early Access and has hit 1.0! The team has been working tirelessly to pull everything together and deliver a much-improved experience.We want to thank everyone who has …
What's up, mariners?!sorry, I wanted to do that at least onceWe've been busy behind the scenes for the last month-and-a-bit, working on new features, stability, and polish for 1.0, and we're finally ready to tell you more about it! First, let's get the big num…
Hey everyone! Here again with a small but significant update!We've been working mostly on various fixes, but also on rebalancing the entire game. We're very curious to hear what you think of the new pacing, so please, let us know on discord or via the in-game …
Hey! It's been a while! We hope you had a good summer. We've enjoyed a short break, but we've also been working hard to get this update ready for you :DThere's a good mix of new stuff, old stuff, fixes, and performance improvements! We hope you enjoy.As always…
Hi everyone! It's now been a whole month (and a day) since launch. We're super thankful for everyone who have played the game in the meantime (all 1300 of you!). Since launch we've released 5 patches addressing stability and bugs, and 1 content update.Getting …