It's A Sidegame
Sub Optimal Co.
It's simple. Maneuver your submarine to collect the target and return back to base while not scratching the cave-walls. Invite your friends to take control. Navigate carefully and consider every move while exploring unique cave systems in this slow pace, athmospheric, multiplayer diving experience.
- Released
- 17 March 2026
- Developer
- It's A Sidegame
- Publisher
- It's A Sidegame
- Platforms
- PC (Microsoft Windows)
- Genres
- Simulator · Indie
- 30
- Achievements
Sub Optimal Co.
Quick answers
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Key facts
Platforms
Game modes
- Single player
- Multiplayer
- Co-operative
Sub Optimal Co.
Screenshots
Sub Optimal Co.
Reviews and languages
3 languages in the interface, 0 of them with full voice acting. English is supported.
Sub Optimal Co.
