Backrooms Lost Dimension

Backrooms: Lost Dimension is a single-player horror game with puzzles, survival, and an original story. Explore mysterious levels, journey through unknown dimensions, and uncover hidden secrets along the way. Play the first chapter for free and continue the adventure by unlocking the next ones.

Developer: SG STUDIOS.

Tags: Solo, Horror, Psychological Horror, Indie.

Steam reviews: Mostly Negative (35% of 34).

Price: Free to play on Steam.

Released 2026-06-16.

Last updated 2026-06-19.

Backrooms Lost Dimension on Game Goose · Steam store page

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