Steam

SUBFAULT

Also known as SUBFAULT, s, steam:3903540

A cat-and-mouse style horror game where you descend into a rundown facility to service faulty subsystems. Exercise caution - you're not alone down there.

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Last update

20 May 2026

Original sources

Latest update

SecurityPublished 02 Apr 2026

v1.3.1SUBFAULT Alpha v1.3.1

New features, mechanics, and improvements: Ventilation subsystem improvements; particles have been updated and fog colour looks more like something you shouldn’t be breathing in. Two new modifiers; no vents and no fault…

11 changesFixGameplay

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Latest updates

Update history

Browse past updates and patch notes for this game.

2updates

March 2026
New features, mechanics, and improvements: New crouching animation, crouching and standing up is no longer instant. Visual improvements; new deferred lights and shadows method, stochastic lights and shadows are less noi…v1.3.029 changesFixGameplaySecurity31 Mar 2026

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