GAMEPLAYWhat do you do in Online: 404?
Explore an open-world survival simulation alone or with friends. Follow its story or choose your own route while learning how its environment changes familiar survival decisions. The Steam listing categorizes it under Action, Adventure, Indie, Massively Multiplayer, Simulation, Early Access. Check the linked edition for its control options and system requirements.
MULTIPLAYERCan you play Online: 404 with friends?
Steam lists these PC play modes: Single-player, Multi-player, Co-op, Online Co-op. These labels describe the Steam edition; they do not confirm console editions or console cross-play.
BEFORE YOU PLAYWhat should you check first?
The Steam listing reports Oct 21, 2026 as its release date and identifies the game as Early Access. This is the current Steam release milestone, not proof that the title or an earlier version has never been playable before. Review the supported languages, hardware requirements and content notices before buying.