Single-player games like Somnus Corporation
Below are 8 single-player Steam games similar to Somnus Corporation, 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 Somnus Corporation page.
Ranked picks
- 1
the DEEP LOST
Single-player alternative to Somnus Corporation — playable solo, no multiplayer required. Shares Indie and Adventure with Somnus Corporation.
the DEEP LOST is a first-person psychological horror game.story driven, able to experience interiors, suspense and fear.It offers mystery, curiosity and discovery together with its visually dynamic atmosphere.There will be moments of horror.
- 2
Don't breathe in!
Single-player alternative to Somnus Corporation — playable solo, no multiplayer required. Shares Indie with Somnus Corporation.
"Don't Breathe In" is a psychological horror game where you must survive in an abandoned laboratory. Solve puzzles, find an escape route, and be careful—every breath you take brings you closer to death in a toxic gas-filled environment. ✔ Horror & Thriller | ✔ Puzzle & Exploration | ✔ Survival
- 3
Spooky Tales: Nini's Teddy
Single-player alternative to Somnus Corporation — playable solo, no multiplayer required. Shares Indie and Adventure with Somnus Corporation.
Uncover the terrifying truth behind a cursed teddy bear in this first-person psychological horror adventure. Explore a haunted mansion, solve puzzles, survive supernatural encounters, and uncover Nini's tragic story in Chapter One of the Spooky Tales series.
- 4
迷禁 Lost in Abyss
Single-player alternative to Somnus Corporation — playable solo, no multiplayer required. Shares Indie and Adventure with Somnus Corporation.
Lost in Abyss is a first-person VR horror game about a man trapped in a twisted and terrifying dream. Warm memories and terrible realities are intertwined and tragedy unfolds as you explore a long-forgotten nightmare.
- 5
Survive the Jurassic
Single-player alternative to Somnus Corporation — playable solo, no multiplayer required. Shares Indie and Adventure with Somnus Corporation.
You're placed in a small, secluded house hidden deep within a dense jungle teeming with danger. The calm is short-lived as the ground shakes and distant roars grow louder—dinosaurs are closing in. Your only chance is to navigate the confined space, avoid detection!
- 6
Placefall
Single-player alternative to Somnus Corporation — playable solo, no multiplayer required. Shares Indie and Adventure with Somnus Corporation.
Placefall is a first-person horror game set across different locations. Explore, collect items, solve puzzles, hide from creatures that react to your sound, and uncover the truth behind your missing sister.
- 7
Dollmare
Single-player alternative to Somnus Corporation — playable solo, no multiplayer required. Shares Indie and Adventure with Somnus Corporation.
You've accepted a shady job offer at a doll factory. Inspect dolls for defects and anomalies. Follow strange protocols. Don't get fired and stay alive.
- 8
Lonely Christmas
Single-player alternative to Somnus Corporation — playable solo, no multiplayer required. Shares Indie and Adventure with Somnus Corporation.
It’s a story about an 8-year-old boy Kevin who was left alone at home at Christmas. Protect your house from a crazy robber and wait for your parents. Can you handle with it? We’ll find out.