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Backrooms: Lost Signal
A terrifying 1-4 player co-op horror game. Explore 10+ handcrafted Backrooms maps, survive against 8+ unique entities, and use proximity voice chat to coordinate or panic. Your decisions shape the story with multiple endings. Discover optional lore that reveals Backrooms truths.
Exploration
Horror
Action
Windows
$4.99
Store Page
Release
1 Jan 2099
Updated
28 Jan 2026
Platforms
Windows
Achievements
N/A
Offers and Editions
Recent Changes
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df848543aa0942e990459c6bff5f18a4
31 Mar 2026
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28 Mar 2026
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offer - creationDate
df848543aa0942e990459c6bff5f18a4
27 Mar 2026