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What'Sub

Game overview

What'Sub

What'Sub is a 1–4+ player Co-op Extraction "Looter". Band together as a crew of rugged submarine pirates, on a deep-sea quest for power and glory! Loot the ocean for treasure, fulfill requests for the odd denizens of the Subyard, upgrade your submarine, and above all, dive deeper into The Well.

Action Adventure Indie Simulation
Last tracked players
3
Recorded peak
14
24-hour change
Unavailable

Delayed observation · last tracked . Values marked unavailable are not estimated. Recorded peak is the highest player count observed by SteamIQHQ; earlier records may be outside our coverage.

About this game Read the full description

Gather a shaggy pirate crew for an underwater quest for immeasurable fortune!

What'Sub is a Co-op Extraction "Looter" where you and your crew of semi-professional submarine pirates brave the deepest, darkest corners of the ocean in search of adventure and riches!

Features

  • Online co-op for 1–4 (or more!) players

  • 3 unique ocean biomes with procedurally generated levels

  • 3 fully upgradeable submarines for solo and co-op play

  • Challenging risk vs reward gameplay

  • 100+ unique character customization options

Descend into The Well

Navigate oceanic life, shipwrecks, and caverns to reach the bottom of The Well, a gaping sinkhole that recently carved itself into the ocean. It is still unknown how deep it really stretches, what rare treasures have been exposed, and what hidden dangers lie in wait...

Plunder the ocean

Fill your hold with the endless bounty of the deep sea. But beware—those blinded by greed may be swallowed by the deep. Your submarine can only go so far, and you will need to determine whether the risk is worth the potential reward.

Upgrade your submarine

Use your hard-earned riches to improve your submarine, making it faster, sturdier, and better able to withstand the increasingly threatening forces of nature.

Be the fanciest pirate YOU can be

Dress to impress! Don't let anyone tell you you're not the snazziest pirate in all the abyss. Grab a cup of coffee with the inhabitants of the Subyard or play a shanty with your friends, but try not to be too dramatic when your main audience tries to steal your gold.

Player activity

Concurrent players over the last 48 hours.

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Price history

Last 30 days ? prices in the selected region?s currency.

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Bugfixes, Balancing, Oh My! Hotfix 2026-08-14 (part 2) Hotfixes 2026-08-14
System requirements Windows

Windows

Minimum

Minimum:
  • Requires a 64-bit processor and operating system
  • OS: Windows 10+
  • Processor: 2 cores
  • Memory: 8 GB RAM
  • Graphics: Dedicated, 4GB VRAM
  • Storage: 2 GB available space

Recommended

Recommended:
  • Requires a 64-bit processor and operating system
Game details Languages, features & support
Publisher
Khaos Games
Brazilian rating
10
Steam Germany rating
12
Achievements
40
Controller support
full
Features
Single-player, Multi-player, Co-op, Online Co-op, Full controller support, Custom Volume Controls, Playable without Timed Input, DualShock Controller Support, DualShock Controller Support, DualSense Controller Support, DualSense Controller Support, Steam Input API Support, Steam Cloud, Family Sharing
Languages
English
More analysis Activity patterns, updates & developer tools

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Game Insights

Update Momentum

Moderate Updates — 0 patches in last 30 days.

11 patches and 11 news items in last 180 days. Latest patch effect size: 0.00.

▼ No recent patches

Activity Heatmap

UTC+0 (Your Timezone)
12
Peak Activity
3
Avg Activity
94
Active Hours
83%
Sample coverage
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Sun
Sunday 0:00
6 players · 3 samples
Sunday 1:00
9 players · 3 samples
Sunday 2:00
11 players · 3 samples
Sunday 3:00
9 players · 3 samples
Sunday 4:00
3 players · 3 samples
Sunday 5:00
4 players · 3 samples
Sunday 6:00
1 players · 3 samples
Sunday 7:00
1 players · 3 samples
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0 players · 3 samples
Sunday 9:00
0 players · 3 samples
Sunday 10:00
0 players · 3 samples
Sunday 11:00
4 players · 3 samples
Sunday 12:00
3 players · 3 samples
Sunday 13:00
3 players · 3 samples
Sunday 14:00
7 players · 3 samples
Sunday 15:00
8 players · 3 samples
Sunday 16:00
7 players · 3 samples
Sunday 17:00
4 players · 3 samples
Sunday 18:00
2 players · 3 samples
Sunday 19:00
4 players · 3 samples
Sunday 20:00
9 players · 3 samples
Sunday 21:00
5 players · 3 samples
Sunday 22:00
3 players · 3 samples
Sunday 23:00
1 players · 3 samples
Mon
Monday 0:00
4 players · 3 samples
Monday 1:00
9 players · 3 samples
Monday 2:00
10 players · 3 samples
Monday 3:00
12 players · 3 samples
Monday 4:00
4 players · 3 samples
Monday 5:00
0 players · 3 samples
Monday 6:00
0 players · 3 samples
Monday 7:00
0 players · 3 samples
Monday 8:00
0 players · 3 samples
Monday 9:00
0 players · 3 samples
Monday 10:00
1 players · 3 samples
Monday 11:00
1 players · 3 samples
Monday 12:00
2 players · 3 samples
Monday 13:00
3 players · 3 samples
Monday 14:00
1 players · 3 samples
Monday 15:00
1 players · 3 samples
Monday 16:00
3 players · 3 samples
Monday 17:00
4 players · 3 samples
Monday 18:00
3 players · 3 samples
Monday 19:00
5 players · 3 samples
Monday 20:00
1 players · 3 samples
Monday 21:00
4 players · 3 samples
Monday 22:00
3 players · 3 samples
Monday 23:00
0 players · 3 samples
Tue
Tuesday 0:00
0 players · 3 samples
Tuesday 1:00
0 players · 3 samples
Tuesday 2:00
1 players · 3 samples
Tuesday 3:00
5 players · 3 samples
Tuesday 4:00
5 players · 3 samples
Tuesday 5:00
4 players · 3 samples
Tuesday 6:00
1 players · 3 samples
Tuesday 7:00
1 players · 3 samples
Tuesday 8:00
0 players · 3 samples
Tuesday 9:00
0 players · 3 samples
Tuesday 10:00
1 players · 3 samples
Tuesday 11:00
1 players · 3 samples
Tuesday 12:00
1 players · 3 samples
Tuesday 13:00
0 players · 3 samples
Tuesday 14:00
2 players · 3 samples
Tuesday 15:00
6 players · 3 samples
Tuesday 16:00
3 players · 3 samples
Tuesday 17:00
2 players · 3 samples
Tuesday 18:00
3 players · 3 samples
Tuesday 19:00
7 players · 3 samples
Tuesday 20:00
9 players · 3 samples
Tuesday 21:00
7 players · 4 samples
Tuesday 22:00
9 players · 3 samples
Tuesday 23:00
5 players · 3 samples
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0 players · 1 samples
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0 players · 1 samples
Thursday 6:00
0 players · 3 samples
Thursday 7:00
1 players · 3 samples
Thursday 8:00
3 players · 3 samples
Thursday 9:00
0 players · 3 samples
Thursday 10:00
1 players · 3 samples
Thursday 11:00
2 players · 3 samples
Thursday 12:00
1 players · 3 samples
Thursday 13:00
0 players · 3 samples
Thursday 14:00
0 players · 3 samples
Thursday 15:00
0 players · 3 samples
Thursday 16:00
0 players · 3 samples
Thursday 17:00
1 players · 3 samples
Thursday 18:00
4 players · 3 samples
Thursday 19:00
4 players · 3 samples
Thursday 20:00
5 players · 3 samples
Thursday 21:00
1 players · 3 samples
Thursday 22:00
2 players · 3 samples
Thursday 23:00
4 players · 3 samples
Fri
Friday 0:00
4 players · 3 samples
Friday 1:00
6 players · 3 samples
Friday 2:00
5 players · 3 samples
Friday 3:00
6 players · 3 samples
Friday 4:00
6 players · 3 samples
Friday 5:00
1 players · 3 samples
Friday 6:00
1 players · 3 samples
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0 players · 3 samples
Friday 8:00
3 players · 3 samples
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2 players · 3 samples
Friday 10:00
1 players · 4 samples
Friday 11:00
1 players · 3 samples
Friday 12:00
3 players · 3 samples
Friday 13:00
5 players · 3 samples
Friday 14:00
4 players · 3 samples
Friday 15:00
4 players · 3 samples
Friday 16:00
5 players · 3 samples
Friday 17:00
4 players · 3 samples
Friday 18:00
3 players · 3 samples
Friday 19:00
2 players · 3 samples
Friday 20:00
5 players · 3 samples
Friday 21:00
3 players · 3 samples
Friday 22:00
3 players · 3 samples
Friday 23:00
6 players · 3 samples
Sat
Saturday 0:00
8 players · 3 samples
Saturday 1:00
10 players · 3 samples
Saturday 2:00
7 players · 3 samples
Saturday 3:00
8 players · 3 samples
Saturday 4:00
6 players · 3 samples
Saturday 5:00
5 players · 3 samples
Saturday 6:00
3 players · 3 samples
Saturday 7:00
2 players · 3 samples
Saturday 8:00
5 players · 3 samples
Saturday 9:00
5 players · 3 samples
Saturday 10:00
9 players · 3 samples
Saturday 11:00
8 players · 3 samples
Saturday 12:00
5 players · 3 samples
Saturday 13:00
5 players · 3 samples
Saturday 14:00
7 players · 3 samples
Saturday 15:00
7 players · 3 samples
Saturday 16:00
6 players · 4 samples
Saturday 17:00
7 players · 3 samples
Saturday 18:00
4 players · 3 samples
Saturday 19:00
6 players · 3 samples
Saturday 20:00
7 players · 3 samples
Saturday 21:00
6 players · 3 samples
Saturday 22:00
5 players · 3 samples
Saturday 23:00
5 players · 3 samples

Developer Analytics

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Frequently Asked Questions

Is What'Sub still getting updates?
Moderate Updates — 0 patches in last 30 days. 11 patches and 11 news items in last 180 days. Latest patch effect size: 0.00.
What is the recorded Steam price for What'Sub?
The last observed Steam price for What'Sub is $7.99. Check Steam for current pricing and availability.
What genre is What'Sub?
What'Sub is a Action, Adventure, Indie, Simulation game.
Who developed What'Sub?
What'Sub was developed by Khaos Games and published by Khaos Games.
What platforms does What'Sub support?
Available on Steam for Windows.