Signal Zero
A sci-fi roguelike shooter where aim and movement are unified into one mouse. Pilot a Simuler, command your ship, deploy escorts, and tear through colossal bosses. Easy to grasp, ruthless under pressure.
Last Updated: 4/28/2026
| Developer | Seosul Games |
| Publisher | Seosul Games |
| Steam App Id | 4639410 |
About Signal Zero
Signal Zero is an Indie, Adventure, and Action game developed by Seosul Games. It was released on the Steam Store by Seosul Games.
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, Signal Zero supports the following features:
- Single-player
- Family Sharing
- Mouse Only Option
- Custom Volume Controls
- Playable without Timed Input
Media & Sceenshots
Watch the featured video for Signal Zero and see the latest screenshots from the Steam Store.

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Features & Categories
Frequently Asked Questions
Soures & References
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Signal Zero data has been sourced from:
- Valve Corporation. (2026, April 28). Signal Zero on Steam. Steam Store.
- Valve Corporation. (2026, April 28). Signal Zero. Steam Community Hub.