Submerge

First-person co-op horror with puzzles behind doors to different realities

Neuron Activation · Released Aug 17, 2026 · Early Access

Reviews: Mixed; 63% of 99
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 3 weeks ago; Sep 30, 2026
Minimum PC: GeForce GTX 1060; 8 GB RAM · 16 GB disk; Full requirements

What is Submerge?

Submerge is an Early Access first-person horror game you can play alone or with friends online. You explore corridors and solve puzzles to escape, passing through doors into different realities where you must use sound and observation rather than trust everything you see.

For you if...

+you enjoy coordinating with friends under pressure

Not for you if...

−you prefer horror without sudden scares

What players say

63% of 99 reviews are positive

Players praise the varied level objectives and collaborative puzzle-solving. The main complaints concern the short campaign and the lack of underwater areas beyond the opening, while some players also report confusing instructions and unreliable mechanics.

Screenshots and trailer

Submerge system requirements

Minimum: GeForce GTX 1060, 8 GB RAM, 16 GB of disk space.

As published by the developer.

Can my PC run Submerge?

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Minimum

OS: Windows 10 (64-bit)
Processor: Intel i5-2500k or AMD Ryzen 3 1200
Graphics: NVidia GeForce GTX 1060 or AMD Radeon™ RX 570 8 GB
Memory: 8 GB RAM
Storage: 16 GB available space

Does Submerge have co-op or multiplayer?

Yes: co-op online. There is no single-player mode.

Does Submerge run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Sometimes shows mouse, keyboard or non-Deck controller icons
Some text entry requires manually opening the on-screen keyboard
Some in-game text is small and may be hard to read
All functionality is accessible with the default controller configuration
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Steam features: Cloud saves, Family Sharing
Languages: Full audio: English. Text only: French, German, Simplified Chinese, Portuguese - Brazil, Japanese, Korean, Portuguese - Portugal, Russian, Turkish.

Does Submerge use AI-generated content?

Yes. The developers disclose AI-generated content on the game's Steam page:

Artificial intelligence has been used to generate pre-created content for the store page, marketing materials, and community assets.

The statement mentions: Store page & marketing

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam