Single-player games like Nightmare Manor
Below are 8 single-player Steam games similar to Nightmare Manor, 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 Nightmare Manor page.
Ranked picks
- 1

The LastOnesLeft
Single-player alternative to Nightmare Manor — playable solo, no multiplayer required. Shares Action and Indie with Nightmare Manor.
"The LastOnesLeft" is a first-person survival horror game where the player finds themselves in an abandoned village overrun by zombies. Uncover the truth about what happened by finding mysterious letters from an unknown source.
- 2

ALWAYS: ILL
Single-player alternative to Nightmare Manor — playable solo, no multiplayer required. Shares Action and Indie with Nightmare Manor.
After losing his daughter, a broken detective clings to the sound of her voice — until an accident pulls him into a twisted nightmare. Trapped in haunting echoes of her past, he must solve puzzles and uncover chilling clues to stop a deranged man from sacrificing his child... to bring back his own.
- 3

Despondent
Single-player alternative to Nightmare Manor — playable solo, no multiplayer required. Shares Indie and Adventure with Nightmare Manor.
Despondent is a first-person survival horror title. Play as Sedgewick, a young man tossed into a hellish fight for his life while trying to pick up the pieces of his past. Manage a debilitating sickness, hold on to what little hope is left, uncover a rancid plot and just maybe... make it out alive.
- 4

Minacious
Single-player alternative to Nightmare Manor — playable solo, no multiplayer required. Shares Action and Indie with Nightmare Manor.
Minacious is a first person PS1 style horror survival game where you play as Veronica who wakes in the basement of an eerie mansion with no memory of how she got there, she must traverse the dark and bloody halls uncover secrets and the truth behind the manor's fall.
- 5

Mournight
Single-player alternative to Nightmare Manor — playable solo, no multiplayer required. Shares Action and Indie with Nightmare Manor.
A terrifying 1–4 player co-op horror game set in a cursed mansion. Use flashlights, find clues, and survive the horrors within. Every decision matters. Can you escape before the curse claims you?
- 6

Ritual Tides
Single-player alternative to Nightmare Manor — playable solo, no multiplayer required. Shares Action and Indie with Nightmare Manor.
Ritual Tides is a story rich, psychological horror game set on the dark, atmospheric, isolated British island of Hortus. Explore the island, uncover its dark past, loot food, ammunition and supplies, evade the cult of the Fallow Parish, as you fight for survival against Lovecraftian horrors.
- 7

Apartment No 129
Single-player alternative to Nightmare Manor — playable solo, no multiplayer required. Shares Action and Indie with Nightmare Manor.
Emir, who has an interest in mysterious events, steps alone into the abandoned apartment known as "Apartment No 129" to trace the trail of a paranormal event that occurred in 2009 and shook the country. However, he will find himself in an unexpected confrontation within this horror apartment.
- 8

Dymension:Scary Horror Survival Shooter
Single-player alternative to Nightmare Manor — playable solo, no multiplayer required. Shares Action and Indie with Nightmare Manor.
It’s a horror first-person game where you have to plunge into a complicated story that at first glance seems simple, but hides a lot of details and puzzles, you're alone in the dark only to survive this night.