Sub Optimal Co.
It's simple. Operate your submarine through challenging tight cave systems to collect the target, while not scratching the cave walls under suboptimal conditions. Navigate carefully and consider every move in this slow pace, athmospheric, multiplayer, submarine simulation-lite.
Last Updated: 4/2/2026
| Steam Price | $3.99 |
| Release Date | 12/31/2026 (In 266 Days) |
| Developer | It's A Sidegame |
| Publisher | It's A Sidegame |
| Steam App Id | 3103040 |
Sub Optimal Co.
It's simple. Operate your submarine through challenging tight cave systems to collect the target, while not scratching the cave walls under suboptimal conditions. Navigate carefully and consider every move in this slow pace, athmospheric, multiplayer, submarine simulation-lite.
Last Updated: 4/2/2026
- Windows
- Mac
- Linux
- Steam Deck (Playable)
About Sub Optimal Co.
Sub Optimal Co. is an Indie, Casual, and Simulation game developed by It's A Sidegame. On 12/31/2026, it was released on the Steam Store by It's A Sidegame.
It can be played and ran on Windows systems. At the moment, it is possible to play Sub Optimal Co. on the Steam Deck but some functionality may not be fully supported.
According to Steam’s category system, Sub Optimal Co. supports the following features:
- Online Co-op
- Multi-player
- Single-player
- Co-op
- Steam Achievements
- Family Sharing
From the Steam community, Sub Optimal Co. has been tagged with the following user tags:
- Minimalist
- Immersive Sim
- Atmospheric
- Multiplayer
- Stylized
- 3D
- Co-op
- First-Person
- Linear
- Underwater
- Simulation
- Mystery
- Parody
- Submarine
- Casual
- Automobile Sim
- Online Co-Op
- Cartoony
- Singleplayer
- Physics
Media & Sceenshots
Watch the featured video for Sub Optimal Co. and see the latest screenshots from the Steam Store.
Related Packages
Sub Optimal Co. is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.
| Name | Price | Actions |
|---|---|---|
| Sub Optimal Co. | $3.39 | View |
Supported Languages and Localizations
Sub Optimal Co. is available in 3 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | No | No |
| German | Yes | No | No |
| Portuguese-Brazil | Yes | No | No |
Discover Similar Games
Find a new game to play just like Sub Optimal Co. through our curated lists. Steambase uses Steam's User Tag and Genre system (and other game stats) to curate a list of the best and most loved games similar to Sub Optimal Co..
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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.
Sub Optimal Co. data has been sourced from:
- Valve Corporation. (2026, April 2). Sub Optimal Co. on Steam. Steam Store.
- Valve Corporation. (2026, April 2). Sub Optimal Co.. Steam Community Hub.