Single-player games like Insomnis
Below are 10 single-player Steam games similar to Insomnis, 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 Insomnis page.
Ranked picks
- 1

Misery Mansion
Single-player alternative to Insomnis — playable solo, no multiplayer required. Shares Indie and Adventure with Insomnis.
Misery Mansion is a first-person survival horror game. After your car broke down you find yourself helpless in a forest. All alone you will search for help in the dark. You will discover and explore a mysterious old mansion. But soon all you want is to escape the horrors within.
- 2

Don't Be Afraid
Single-player alternative to Insomnis — playable solo, no multiplayer required. Shares Indie and Adventure with Insomnis.
Don't Be Afraid is an adventure horror game, that allows you to personate a boy, kidnapped by a psychopath. You have to survive, escape and find out how you were kidnapped. Exploring the gigantic, mysterious house of your torturer, you will soon reveal many secrets, hidden inside it’s walls…
- 3

Silver Chains
Single-player alternative to Insomnis — playable solo, no multiplayer required. Shares Indie and Adventure with Insomnis.
Silver Chains is a first-person horror game with a strong emphasis on story and exploration. Search for clues within an old abandoned manor to unravel the truth about the terrible events which have happened.
- 4

iBLiS
Single-player alternative to Insomnis — playable solo, no multiplayer required. Shares Indie and Adventure with Insomnis.
Demon is a first-person psychological horror game. How much can a game affect your real life? Enjoy a realistic home environment and terrifying moments of being immersed in a real-life story.
- 5

Maid of Sker
Single-player alternative to Insomnis — playable solo, no multiplayer required. Shares Indie and Adventure with Insomnis.
Maid of Sker is a first-person survival horror, set in a remote hotel with a gory and macabre history from Welsh folklore. Brave the nightmares of the Quiet Ones. Do not panic…don’t even breathe!
- 6

Mirror Forge
Single-player alternative to Insomnis — playable solo, no multiplayer required. Shares Indie and Adventure with Insomnis.
Mirror Forge is a first-person psychological survival horror game. Roam between realities of fear, madness & machinery. Solve puzzles, explore an atmospheric world, survive horrifying entities.
- 7

Infliction
Single-player alternative to Insomnis — playable solo, no multiplayer required. Shares Indie and Adventure with Insomnis.
Wander through an interactive nightmare set within the confines of a once-happy household. Piece together the mystery behind a harrowing series of events while struggling to survive encounters with an entity that relentlessly stands in the way of finding absolution.
- 8

Hide Alone
Single-player alternative to Insomnis — playable solo, no multiplayer required. Shares Indie and Adventure with Insomnis.
You try to play dangerous hide and seek with a doll at home alone. Started out of curiosity, this hide-and-seek game has rules that must be followed or your life will be at risk. Never get caught by them, stay calm and survive to the end.
- 9

Scratches - Director's Cut
Single-player alternative to Insomnis — playable solo, no multiplayer required. Shares Adventure with Insomnis.
Dark Legends surround the old abandoned Blackwood house, secluded far away in the northern wastelands. For writer Michael Arthate, this cold, solitary atmosphere is fodder for his restless imagination. But Michael soon becomes distracted by the mysteries offered up, as he follows a trail exploring and delving into the secrets of the past.
- 10

Resident Evil
Single-player alternative to Insomnis — playable solo, no multiplayer required. Shares Adventure with Insomnis.
The game that defined the survival-horror genre is back! Check out the remastered HD version of Resident Evil.