Sonus
Seek the Sonus Stone while hiding from the Stone Keepers that lurk in the dark. Use echoes to navigate through the dark world, and use special echoes to give you an advantage with their unique abilities.
Last Updated: 9/29/2026
| Publisher | Uncle Dunc |
| Steam App Id | 5282100 |
About Sonus
Sonus is a Casual game. It was released on the Steam Store by Uncle Dunc.
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, Sonus supports the following features:
- Co-op
- Online Co-op
Media & Sceenshots
Watch the featured video for Sonus and see the latest screenshots from the Steam Store.

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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.
Sonus data has been sourced from:
- Valve Corporation. (2026, September 29). Sonus on Steam. Steam Store.
- Valve Corporation. (2026, September 29). Sonus. Steam Community Hub.