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Backrooms #999999999 is a singleplayer/4 player co-op horror exploration game. Unlock the puzzles, survive the entities, escape the deadly geometry and try to reach the final level in one piece. Good luck, wanderer!
Backrooms Game No. 999999 was released on 2026. It is available on PC (Microsoft Windows). This game falls under the Indie genre.
On this page, you can view the latest information about Backrooms Game No. 999999, including its release date, platforms, trailer, screenshots, and similar games to help you decide if it is worth playing.












