Game finder
Inferno Protocol
Early Access
Co-op check
verified on Aug 29, 2026
Play together
- Online
- up to 6
Co-op verification sources
Inferno Protocol is a first-person survival horror game from Tektonic Interactive. It can be played solo or online with a group of up to six players.
Early Access and multiplayer
Early Access launched for Windows PC through Steam on August 28, 2026. The official English developer and Steam pages confirm online co-op. Crossplay between different hardware platforms is not established; no additional console editions are confirmed.
Online co-op supports up to six players.
Yes.
August 28, 2026 on Windows PC.
No cross-platform edition or crossplay pool is confirmed.