Single-player games like House Number 666
Below are 16 single-player Steam games similar to House Number 666, 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 House Number 666 page.
Ranked picks
- 1

The Haunted Spot 2
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Adventure with House Number 666.
The Haunted Spot is a 2D top-down survival horror game based on the story of a paranormal enthusiast called Jack who arrived at a century-old abandoned haunted house to experience the paranormal.
- 2

Arata Haunted Asylum
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Adventure with House Number 666.
Arata Haunted Asylum is a 2D Top Down Survival horror game based on the story of a haunted asylum located in Japan. You will investigate the asylum for the proof of the paranormal.
- 3

Mello Haunted House
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Adventure with House Number 666.
Mello Haunted House is a 2D Survival horror game based on the story of an old haunted house located in Indiana which is said to be haunted by an angry old man's spirit.
- 4

My Grandpa's Haunted House
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Adventure with House Number 666.
My Grandpa's Haunted House is a 2D top-down survival horror game based on the story of a girl named Emily who has returned to her grandpa's house from abroad only to find out that her grandpa passed away and his spirit got trapped in the house by a Demon.
- 5

Canterz Paranormies
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Adventure with House Number 666.
Canterz Paranormies is a 2D Top Down survival horror game based on the story of the most renowned paranormal investigation team of the US called "Canterz Paranormies" who got a request from the owner of the Texas Haunted house to investigate it for the paranormal evidence.
- 6

Charles Haunted Mansion
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Adventure with House Number 666.
Charles Haunted Mansion is a 2D Top-Down Survival Horror game based on the story of a mansion, haunted by the vengeful spirit of a woman and demons.
- 7

My Haunted Doll
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Adventure with House Number 666.
My Haunted Doll is a 2D Survival Horror game based on the story of the cursed doll of the 1800s which is said to be possessed by the spirits of a little girl and the Devil.
- 8

Mei Paranormies 2
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Adventure with House Number 666.
Mei Paranormies 2 is a 2D top-down survival horror game where you play as Mei, the paranormal investigator, who got a call from the owner of a haunted guesthouse to investigate it for proof of the paranormal.
- 9

NightmareZ
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie with House Number 666.
NightmareZ is a side-scrolling platform action game with multiple enemies, lots of fancy features and retro visuals. This is a retro styled platform and action game which will immerse you in a unique world full of good and evil demons.
- 10

Keatz: The Lonely Bird
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie with House Number 666.
Keatz -The Lonely Bird is a 2D Old School action platformer which is based on the story of the lonely bird, abandoned by the society. The Government of Heavens, a country of birds, suddenly and unexpectedly decide to eliminate all the flightless birds from the country by any means necessary.
- 11

Fear Half Factor
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Casual with House Number 666.
Fear Half Factor is a 2D Casual Runner Game where you play as a villain whose mission is to rule over the world by converting the innocent human beings into Evil Ghosts.
- 12

The Mystery of Devils House
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie with House Number 666.
The Mystery of Devil's House is a 2D Horror Action Platformer based on the story of the Haunted house called William's House located in Massachusetts investigated by The Ghostbuster Crew: International.
- 13

Captain The Runner
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Casual with House Number 666.
Captain The Runner is an endless runner game based on retro graphics, where the player must avoid colliding with the cars, buses, spaceships, water bodies and much more.
- 14

Smash Halloween Pumpkins: The Challenge
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Adventure with House Number 666.
Smash Halloween Pumpkins: The Challenge is a 2D Old School Action Platformer in which the mission of the player is to smash as many pumpkins as possible.
- 15

The Christmas Gifts
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Adventure with House Number 666.
The Christmas Gifts is a 2D Old School Christmas Themed Action Platformer based on the story of a boy named Kim who is in search of his gifts which got stolen from his garden.
- 16

Super Strawberry Man
Single-player alternative to House Number 666 — playable solo, no multiplayer required. Shares Indie and Adventure with House Number 666.
Super Strawberry Man is a 2D Old-school Action Platformer based on the biography of Strawberry man whose mission is to reinstate peace in the Fruitis City.