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What’SUB is an online co-op submarine action game for up to four players. Keep a failing sub afloat by coordinating helm, engines, pumps, radar, repairs, and coffee storage. Navigate caverns with radar, repair cascading failures, and extract Black Gold coffee from dangerous depths across varied missions.
Looking for the best price for What'Sub? Compare offers from 2 stores on CheckGamePrices to find the cheapest Steam key available. Right now, the lowest price is 5.31$ at Kinguin, which is 34% cheaper than the current Steam price (7.99$).

Current Lowest Price

5.31$
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Release Date

14 May, 2026

Publisher/Developer

Khaos Games, Nordic Softworks, Future Punch

Reviews

Steam: 70.00% positive (28/40)
Metacritic: -

What'Sub Steam Price History Chart

Current Steam price: 7.99$
Lowest Steam price ever: 6.39$ — 2026-05-26
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What'Sub description

What'SUB — Cooperative Submarine Action

What'SUB is a tense online co‑op action game where you and your crew take command of a failing submarine, pushing through hostile depths to harvest the coveted spice: coffee. The hull leaks, valves jam, and power cuts out at the worst possible moments. The ship is unreliable, the pressure never eases, and coffee delivery marches on even as systems scream for attention.

In this shared danger, every second counts. A single submarine, multiple stations, and a crew required to juggle overlapping priorities: helm, engines, pumps, radar, repairs, and coffee storage all demand constant input. Communication is relentless and often incomplete, forcing players to anticipate needs, redistribute focus, and compensate for teammates' gaps faster than things can be fixed.

The core loop centers on keeping the sub afloat while racing to complete a delivery. Patch breaches, reroute power, and restart machinery to maintain life support and propulsion long enough to complete the mission. When problems are ignored, small failures cascade into critical disasters that threaten every pressure hull and supply line.

Navigating the depths is a constant challenge. Use radar and onboard instruments to chart a path through caverns, wrecks, and shifting terrain. Visibility is limited and hazards can appear late. Your steering, speed, and positioning directly affect internal strain and external danger, making careful navigation as important as quick repairs.

The mission objective is always the same: extract the Black Gold. You can pull coffee from natural deposits, rupture submerged pipelines, or seize it by force from rival vessels. The longer you stay, the more the environment fights back. Fill the hold and escape, or push your luck for a perfect roast—at extreme risk.

Key Features

  • Online co-op for up to four players
  • Proximity voice chat inside the submarine for immersive teamwork
  • Interdependent submarine systems and repairs driving tense coordination
  • Radar-based navigation across the ocean floor and hazardous terrain
  • Various submarine missions and dynamic environments
  • Character customization to tailor roles and appearances