Single-player games like The Lifeline
Below are 9 single-player Steam games similar to The Lifeline, 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 The Lifeline page.
Ranked picks
- 1

Nulla Via
Single-player alternative to The Lifeline — playable solo, no multiplayer required. Shares Action and Indie with The Lifeline.
NULLA VIA is a WW2 psychological horror set in a preserved, abandoned war town. Explore silent ruins, bunkers, and mass graves where life was erased. Shadows cannot be killed by bullets alone. Use your camera, your weapons, and your sanity to survive. This town was never rebuilt for a reason.
- 2

Mournight
Single-player alternative to The Lifeline — playable solo, no multiplayer required. Shares Action and Indie with The Lifeline.
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?
- 3

Dualis
Single-player alternative to The Lifeline — playable solo, no multiplayer required. Shares Action and Indie with The Lifeline.
Dualis is a sci-fi horror thriller whose story takes you to an underground research complex. You will have to fight not only for your life, but also to understand if you really exist. What is consciousness and personality are the questions you will have to ask yourself.
- 4

The Unrested
Single-player alternative to The Lifeline — playable solo, no multiplayer required. Shares Action and Indie with The Lifeline.
The Unrested is a story-driven first-person horror game. A spirit from your past traps you in an abandoned boarding school. A shadow watching your every step will test you with puzzles while forcing you to confront your fears.
- 5

Dr. Gloom’s Lab™
Single-player alternative to The Lifeline — playable solo, no multiplayer required. Shares Indie with The Lifeline.
Embark on a heart-pounding horror survival shooting experience. Unravel the mysteries as Jaxon Blair in Dr. Gloom's sinister lab. With its immersive atmosphere, pulse-pounding first-person action and twisted narrative, this solo-developed masterpiece keeps you on the edge until the end.
- 6

The Zombland: Enter at Your Peril
Single-player alternative to The Lifeline — playable solo, no multiplayer required. Shares Action and Indie with The Lifeline.
In this chilling game of survival you're on a mission to find your friend Marcus in the scary world of zombies. Marcus went into Zombland but never returned. Will you be able to save the kidnapped or become another victim in the zombie horde's grip? Remember they can do anything to stop you ….
- 7

DRYN: Don't Reveal Your Next
Single-player alternative to The Lifeline — playable solo, no multiplayer required. Shares Action and Indie with The Lifeline.
An online co-op horror game for up to 6 players. Scavenge dangerous, abandoned environments for valuable loot to meet the Company's strict profit quota. Survive unpredictable monsters, manage your gear, and work together to escape alive.
- 8

Xheres
Single-player alternative to The Lifeline — playable solo, no multiplayer required. Shares Action and Indie with The Lifeline.
Either FPS or TPS, choose your play style and survive the apocalypse on your own or with your friends. But one must know for sure it ain't gonna be easy, there are hordes waiting for you. Not even considering tough ones... Nevertheless it's gonna be fun.
- 9

After the Crash : Colony
Single-player alternative to The Lifeline — playable solo, no multiplayer required. Shares Indie and Adventure with The Lifeline.
Build order on a strange planet, keep your crew alive, and gather the parts needed to repair the crashed main ship. Manage resources, explore new areas, face growing threats, and strengthen your colony a little more with each passing day.