SEA.OK
SEA.OK is a co-op survival horror set in a world of eternal storms. Explore sunken cities and mysterious islands, catch fish, gather resources, upgrade your boats, and battle sea monsters in co-op for up to 5 players.
Last Updated: 4/3/2026
About SEA.OK
SEA.OK is an Action, Indie, Adventure, and Early Access game developed by TWEN. It was released on the Steam Store by TWEN.
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, SEA.OK supports the following features:
- Co-op
- Online Co-op
- Playable without Timed Input
- Family Sharing
- Save Anytime
- Custom Volume Controls
- Steam Achievements
- Full controller support
- Multi-player
- Stereo Sound
- Single-player
- LAN Co-op
Media & Sceenshots
Watch the featured video for SEA.OK and see the latest screenshots from the Steam Store.

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Frequently Asked Questions
Soures & References
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SEA.OK data has been sourced from:
- Valve Corporation. (2026, April 3). SEA.OK on Steam. Steam Store.
- Valve Corporation. (2026, April 3). SEA.OK. Steam Community Hub.
- TWEN. (2025, August 23). SEA.OK. SEA.OK.