Single-player games like Deep Hell
Below are 13 single-player Steam games similar to Deep Hell, 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 Deep Hell page.
Ranked picks
- 1

Operation Paranoia
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
Operation Paranoia is a psychological survival horror in which you browse the dark corners of the deep web, uncover conspiracy theories, and hide from relentless killers. Manage your food and medicine supplies, run your vlog channel, and survive another day.
- 2

Abyssal Trench
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
Abyssal Trench is a first-person underwater horror game where you play as a lone explorer waking from cryo-sleep after a failed mission. With your pod out of fuel and your crew gone, a mysterious AI voice guides you to collect data from three abandoned drilling sites deep beneath the ocean.
- 3

No Haste
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
No Haste is a survival horror game. Sneak into a shopping mall to steal, be discreet and smart and don't get caught by the Rist creature!
- 4

iBLiS
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
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

Silent Nights
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Indie and Adventure with Deep Hell.
Silent Nights - A short horror game with realistic graphics, touching storyline and scary moments.
- 6

In The Backrooms
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
"God save you if you hear something wandering around nearby, because it sure as hell has heard you.."
- 7

The Backrooms Project
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
Scientists made a new discovery about the Backrooms. Noclipping out of bounds in normal reality was a myth for long, but now it can be real! Now they are looking for subjects to test it on civil people. There are already scientists inside, so you have nothing to worry about, they say. Or do you?
- 8

Visage
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
Visage is a first-person psychological horror game. Explore a mysterious ever-changing house in a slow-paced, atmospheric world that combines both uncannily comforting and horrifyingly realistic environments, and enjoy a genuinely terrifying experience.
- 9

MEGA
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
This is a short story about humanity's last attempt to resist nature. Cities lie in ruins, there are traces of huge claws everywhere - once disturbed by people, giants began to wreak havoc around the world. But is there a solution?...
- 10

Climber
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
This is a little adventure in the depths of a mysterious cave. Try on the role of a rescuer and try to save the lives of a team of missing cavers as quickly as possible. You will need concentration, discipline and strong hands, because the owners of these depths do not like uninvited guests.
- 11

On the other side
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
Take on the role of a modern exorcist in this realistic ghost hunting horror. You have to fulfill contracts related to paranormal phenomena. Your main weapon is an old camera that can shoot what is not visible to the human eye.
- 12

Phenom
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
In the midst of an outbreak of a mysterious virus that turns people into crazed zombies, James's wife has disappeared and now he has to find her and survive in a zombie apocalypse with moving around the grid using improvised means, environment and logic.
- 13

Mannequin machine
Single-player alternative to Deep Hell — playable solo, no multiplayer required. Shares Action and Indie with Deep Hell.
"Mannequin machine" is a first-person psychological horror game with camera effects that tells the story of working in a mannequin factory. Beware of the evil at the heart of the plant, it drives its victims crazy