Single-player games like Interstice: Journey into Darkness
Below are 8 single-player Steam games similar to Interstice: Journey into Darkness, 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 Interstice: Journey into Darkness page.
Ranked picks
- 1

Untangle
Single-player alternative to Interstice: Journey into Darkness — playable solo, no multiplayer required. Shares Indie and Adventure with Interstice: Journey into Darkness.
Untangle is a first-person, single-player, school-violent-themed survival horror game. Though it's not a game based on a true story, it is built on an intention to raise awareness of school violence at the same time when you're playing a game.
- 2

10 Blaze Escape
Single-player alternative to Interstice: Journey into Darkness — playable solo, no multiplayer required. Shares Indie and Adventure with Interstice: Journey into Darkness.
*If you have a weak heart, we do not recommend playing this game. It is too scary, so we recommend that only those with a strong heart play this game.
- 3

Eternal Dread
Single-player alternative to Interstice: Journey into Darkness — playable solo, no multiplayer required. Shares Adventure with Interstice: Journey into Darkness.
Eternal Dread is a Medieval Dark Fantasy Horror game. You wake up in a dungeon. Everyone is gone. Have your premonitions finally come true? You must use what you can find around you to survive.
- 4

Victim 10 PM
Single-player alternative to Interstice: Journey into Darkness — playable solo, no multiplayer required. Shares Indie and Adventure with Interstice: Journey into Darkness.
Calling the emergency room on the 13th day of every month is no longer a good choice. The 911 emergency system has been hacked and turned into a human resource for a satanic doctor. Satan demands sacrifices and Dr. W, the devil's slave, ruthlessly offers innocent people as a gift to him.
- 5
![[Chilla's Art] The Karaoke | ヒトカラ🎤 — Steam game cover](https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2200190/header.jpg?t=1676274987)
[Chilla's Art] The Karaoke | ヒトカラ🎤
Single-player alternative to Interstice: Journey into Darkness — playable solo, no multiplayer required. Shares Indie and Adventure with Interstice: Journey into Darkness.
The Karaoke | ヒトカラ is a Japanese horror game about a high school girl at a Karaoke.
- 6

Unmourned
Single-player alternative to Interstice: Journey into Darkness — playable solo, no multiplayer required. Shares Indie and Adventure with Interstice: Journey into Darkness.
Unmourned is a first-person psychological horror game where Jason moves into a new house only to be haunted by escalating paranormal events. Driven by fear, he must uncover the truth behind the previous owners' disappearance. Can he solve the mystery before it's too late?
- 7

Massacre At The Mirage
Single-player alternative to Interstice: Journey into Darkness — playable solo, no multiplayer required. Shares Indie and Adventure with Interstice: Journey into Darkness.
For less than the price of a movie ticket, experience your very own horror-fueled slasher flick in Massacre at the Mirage. Step into The Mirage cinema and face a chilling nightmare, where staff and patrons must survive a masked killer's rampage.
- 8

Midnight: Submersion - Nightmare Horror Story
Single-player alternative to Interstice: Journey into Darkness — playable solo, no multiplayer required. Shares Indie and Adventure with Interstice: Journey into Darkness.
Nightmare Horror Story an adventure game from the first face in a horror genre provides you to take a trip in a huge and dark city full of dummies. You would have a possibility to figure out in a weird atmosphere when alive people are missed and everything that had remained is the dummies.