Developer O5 Interactive
Publisher O5 Interactive
Steam App Id 2546650

Breach Signal

Breach Signal is a 1-6 player co-op psychological horror game. As a recruit of the FNA, lead expeditions into strange places and investigate mysterious anomalies that threaten our reality.

Last Updated: 12/12/2025

Platforms
  • Windows
  • Mac
  • Linux

About Breach Signal

Breach Signal is an Action, Indie, and Adventure game developed by O5 Interactive. It was released on the Steam Store by O5 Interactive.

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, Breach Signal supports the following features:

  • Single-player
  • Full controller support
  • Multi-player
  • Steam Cloud
  • Family Sharing
  • Co-op
  • Steam Achievements
  • Online Co-op
  • LAN Co-op

Media & Sceenshots

Watch the featured video for Breach Signal and see the latest screenshots from the Steam Store.

Breach Signal Featured Screenshot #1

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Frequently Asked Questions

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.

Breach Signal data has been sourced from:

  • Valve Corporation. (2025, December 12). Breach Signal on Steam. Steam Store.
  • Valve Corporation. (2025, December 12). Breach Signal. Steam Community Hub.
  • O5 Interactive. (2024, June 20). Breach Signal. Breach Signal.

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