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

DeathWatchers
Single-player alternative to Phylakterion — playable solo, no multiplayer required. Shares Action and Indie with Phylakterion.
Use the specialized equipment at your disposal to locate & log as many paranormal events as possible. Decipher the ingredients needed for your ritual and try to exorcise any demons within. Any incorrect ingredients and you may never leave! 1-4 Players
- 2

Remnant Records
Single-player alternative to Phylakterion — playable solo, no multiplayer required. Shares Action and Indie with Phylakterion.
Remnant Records is a horror investigation game for 1 to 4 players. Explore places haunted by the dead, survive elaborate and unique ghosts and find out what happened to them through thousands of generated stories.
- 3

Phasmophobia
Single-player alternative to Phylakterion — playable solo, no multiplayer required. Shares Action and Indie with Phylakterion.
Phasmophobia is a 4 player online co-op psychological horror. Paranormal activity is on the rise and it’s up to you and your team to use all the ghost-hunting equipment at your disposal in order to gather as much evidence as you can.
- 4

Lost Lullabies: The Orphanage Chronicles
Single-player alternative to Phylakterion — playable solo, no multiplayer required. Shares Action and Indie with Phylakterion.
"Lost Lullabies - The Orphanage Chronicles" is a Co-Op horror game set in 1980, inspired by the real stories of an orphanage ruined by a fire in 1960 Lowell. Playable with 1-4 players, the goal is to identify and expel malevolent spirits alone or with your team.
- 5

Exorcist Simulator
Single-player alternative to Phylakterion — playable solo, no multiplayer required. Shares Action and Adventure with Phylakterion.
Exorcist Simulator is a 1‑4 player online co‑op horror where every play asks the same, terrible question: Will you cast out the Devil —or wear his skin?
- 6

iBLiS
Single-player alternative to Phylakterion — playable solo, no multiplayer required. Shares Action and Indie with Phylakterion.
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.
- 7

A Day Out
Single-player alternative to Phylakterion — playable solo, no multiplayer required. Shares Action and Indie with Phylakterion.
A Day Out is a monster-hunting and case-solving co-op third person shooter. Capture monsters and discover a new supernatural world with your friends!
- 8

This is a Ghost
Single-player alternative to Phylakterion — playable solo, no multiplayer required.
This is a Ghost is a ghost-hunting psychological horror game. Using your equipment, track down paranormal activity and gather evidence to identify the entity, then banish it from this world! Solo and online co-op play for up to 4 players. 👻