Dark Sea
When the research team from the classified Soviet organization known as O.D.I.S.E.A. went radio silent during an expedition deep beneath the Earth, you - a simple mechanic - were called upon to pilot an old prototype submarine and search for any trace of what happened and where they might have gone.
Last Updated: 11/7/2025
| Steam Price | $4.99 |
| Release Date | 10/1/2025 |
| Developer | DarkSignal Studios |
| Publisher | DarkSignal Studios |
| Steam App Id | 3855020 |
Dark Sea
When the research team from the classified Soviet organization known as O.D.I.S.E.A. went radio silent during an expedition deep beneath the Earth, you - a simple mechanic - were called upon to pilot an old prototype submarine and search for any trace of what happened and where they might have gone.
Last Updated: 11/7/2025
- Windows
- Mac
- Linux
About Dark Sea
Dark Sea is an Adventure, Indie, and Simulation game developed by DarkSignal Studios. On 10/1/2025, it was released on the Steam Store by DarkSignal Studios.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, Dark Sea supports the following features:
- Playable without Timed Input
- Save Anytime
- Stereo Sound
- Camera Comfort
- Steam Achievements
- Single-player
- Family Sharing
- Custom Volume Controls
From the Steam community, Dark Sea has been tagged with the following user tags:
- Immersive Sim
- Atmospheric
- Investigation
- Stylized
- 3D
- Naval
- Cold War
- Psychological Horror
- First-Person
- Linear
- Underwater
- Simulation
- Mystery
- Horror
- Sci-fi
- Alternate History
- Military
- Adventure
- Singleplayer
- Exploration
Media & Sceenshots
Watch the featured video for Dark Sea and see the latest screenshots from the Steam Store.
Related Packages
Dark Sea is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.
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Genres
Features & Categories
Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
Dark Sea data has been sourced from:
- Valve Corporation. (2025, November 7). Dark Sea on Steam. Steam Store.
- Valve Corporation. (2025, November 7). Dark Sea. Steam Community Hub.