Single-player games like ColdSide
Below are 8 single-player Steam games similar to ColdSide, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like ColdSide page.
Ranked picks
- 1

Uninvited Guest
Single-player alternative to ColdSide — playable solo, no multiplayer required. Shares Indie and Adventure with ColdSide.
Uninvited Guest is a first-person psychological horror game set in 1930. You play as a villager who was destined to end up in an old mansion.
- 2

ShadowSide
Single-player alternative to ColdSide — playable solo, no multiplayer required. Shares Indie and Adventure with ColdSide.
ShadowSide is a First Person Exploration game. A policeman Alex Carter has been watching over the tranquility in the town for many years. He protects the people from robbery and crime. Nothing but a routine.
- 3

Investigator
Single-player alternative to ColdSide — playable solo, no multiplayer required. Shares Indie and Adventure with ColdSide.
Investigator is a first-person exploration game with horror elements, where the events take place in a world of extreme weather cataclysms.
- 4

The Beast Inside
Single-player alternative to ColdSide — playable solo, no multiplayer required. Shares Indie and Adventure with ColdSide.
The Beast Inside is a unique, gripping twist on thriller and survival horror. Immerse in the story of long-buried secrets, personal tragedies, and madness. Play as two protagonists bounded by dark heritage. Combat the enemies, solve riddles and experience real terror in the 3D-scanned environment.
- 5

Conarium
Single-player alternative to ColdSide — playable solo, no multiplayer required. Shares Indie and Adventure with ColdSide.
Conarium is a chilling Lovecraftian game, which follows a gripping story involving four scientists and their endeavor to challenge what we normally consider to be the ‘absolute’ limits of nature. Inspired by H.P. Lovecraft’s novella "At the Mountains of Madness", but largely set after the original story.
- 6

Narcosis
Single-player alternative to ColdSide — playable solo, no multiplayer required. Shares Indie and Adventure with ColdSide.
Survival, horror at the sunless depths of the Pacific Ocean: Stranded on the seafloor with low light and few tools, an industrial diver takes desperate steps to surface before his oxygen — and sanity — give out.
- 7

Outlast
Single-player alternative to ColdSide — playable solo, no multiplayer required. Shares Indie and Adventure with ColdSide.
Hell is an experiment you can't survive in Outlast, a first-person survival horror game developed by veterans of some of the biggest game franchises in history. As investigative journalist Miles Upshur, explore Mount Massive Asylum and try to survive long enough to discover its terrible secret... if you dare.
- 8

Amnesia: The Dark Descent
Single-player alternative to ColdSide — playable solo, no multiplayer required. Shares Indie and Adventure with ColdSide.
Amnesia: The Dark Descent, a first person survival horror. A game about immersion, discovery and living through a nightmare. An experience that will chill you to the core.