S21 Steam Charts, Stats, and Live Player Count
There are currently 0 players in-game playing S21. Explore the Steam charts to visualize trends like concurrent players, review trends, and much more.
S21 data is fetched directly from Steam and updated in real-time.
Last Updated: 9/11/2026
| Developer | Hanging Gardens Interactive |
| Steam App Id | 4953120 |
S21 Steam Charts, Stats, and Live Player Count
There are currently 0 players in-game playing S21. Explore the Steam charts to visualize trends like concurrent players, review trends, and much more.
S21 data is fetched directly from Steam and updated in real-time.
Last Updated: 9/11/2026
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- Linux
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S21 data has been sourced from:
- Valve Corporation. (2026, August 24). S21 on Steam. Steam Store.
- Valve Corporation. (2026, August 24). S21. Steam Community Hub.