The Abyss Below

Deep-sea psychological horror where you navigate using physical cockpit instruments

Broken Relay · Published by PostHuman Interactive · Released Jul 1, 2026

Reviews: Very Positive; 81% of 58
Recent reviews: Not enough recent
Players: 1; daily peak, Oct 28, 2026
Steam Deck: Verified
Last update on Steam: 3 weeks ago; Oct 5, 2026
Minimum PC: Dedicated GPU; 2 GB RAM · 2 GB disk; Full requirements

What is The Abyss Below?

In this first-person horror game set in 1997, you pilot a small submarine through a remote part of the Pacific Ocean to investigate an unexplained sonar signal. You follow coordinates, scan underwater targets, and send data to the surface in a mission designed to take about an hour.

For you if...

+you enjoy retro, PlayStation-style visuals
+you like horror centered on isolation rather than action

Not for you if...

−you want demanding challenges and a wide variety of tasks

What players say

81% of 58 reviews are positive

Players praise the underwater atmosphere, scares, and intriguing premise. Many say the story ends just as it becomes interesting, while some criticize slow travel and exposition-heavy radio dialogue.

Screenshots and trailer

The Abyss Below system requirements

Minimum: Dedicated GPU, 2 GB RAM, 2 GB of disk space.

As published by the developer.

Can my PC run The Abyss Below?

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Minimum

OS: Windows 10 64-bit
Processor: Dual-core or quad-core CPU
Graphics: Dedicated GPU or fairly modern integrated graphics
Memory: 2 GB RAM
Storage: 2 GB available space
DirectX: Version 11

Does The Abyss Below have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does The Abyss Below run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

All functionality is accessible with the default controller configuration
Shows Steam Deck controller icons
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows
Achievements: 7
Steam features: Cloud saves, Family Sharing
Languages: Full audio: English. Text only: French, Italian, German, Spanish - Spain, Dutch, Japanese, Korean, Polish, Portuguese - Brazil, Portuguese - Portugal, Russian, Simplified Chinese, Spanish - Latin America, Traditional Chinese.

Does The Abyss Below use AI-generated content?

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

This game utilizes AI-assisted text localization.

The statement mentions: Text & translations

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 28, 2026. How to filter AI games on Steam