Single-player games like MIMESIS
Below are 11 single-player Steam games similar to MIMESIS, 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 MIMESIS page.
Ranked picks
- 1

SANTA
Single-player alternative to MIMESIS — playable solo, no multiplayer required. Shares Action and Adventure with MIMESIS.
A 1-4 player co-op Christmas horror game. You have 3 days to deliver the presents and save Christmas, or die trying.
- 2

Lethal Company
Single-player alternative to MIMESIS — playable solo, no multiplayer required. Shares Action and Indie with MIMESIS.
A co-op horror about scavenging at abandoned moons to sell scrap to the Company.
- 3

Murky Divers
Single-player alternative to MIMESIS — playable solo, no multiplayer required. Shares Action and Indie with MIMESIS.
Solo or up to 8 players. Get rid of your employer's failed experiments in abandoned underwater labs. Navigate your submarine, avoid abyssal terrors, and remove all corpses.
- 4

Scary Ferry
Single-player alternative to MIMESIS — playable solo, no multiplayer required. Shares Action and Adventure with MIMESIS.
Scary Ferry is a co-op horror game where you and your friends face monsters, traps, and treacherous waters. Complete challenging missions, explore dangerous dungeons, and uncover ISM's secrets.
- 5

HALLS
Single-player alternative to MIMESIS — playable solo, no multiplayer required. Shares Action and Indie with MIMESIS.
HALLS is a co-op survival horror game set in a liminal space for 1-6 players. You end up stranded inside of the backrooms. Explore to gather resources, protect your base and craft gear to hunt giant bosses. Will you be able to find a way out of this space in between worlds?
- 6

Superalignment
Single-player alternative to MIMESIS — playable solo, no multiplayer required. Shares Action and Adventure with MIMESIS.
In a future where rogue robots control orbital nuclear stations, you’re hired to reclaim energy cells. In this 1 - 4 player horror extraction game you need to complete contracts, evade deadly robots, buy tools to improve your odds, and coordinate with your team to escape alive.
- 7

Bunker Invaders
Single-player alternative to MIMESIS — playable solo, no multiplayer required. Shares Action and Indie with MIMESIS.
A co-op horror game where you must scavenge for loot and maintain the bunker to keep it standing
- 8

Backrooms: Escape Together
Single-player alternative to MIMESIS — playable solo, no multiplayer required. Shares Action and Indie with MIMESIS.
A visually lifelike co-op horror for 1-6 people. Journey through 10 procedurally generated levels, using what's available to survive and progress deeper into the Backrooms.
- 9

R.E.P.O.
Single-player alternative to MIMESIS — playable solo, no multiplayer required. Shares Action and Early Access with MIMESIS.
An online co-op horror game with up to 6 players. Locate valuable, fully physics-based objects and handle them with care as you retrieve and extract to satisfy your creator's desires.
- 10

Magical Mic Duel: Senpai, Hear My Spell
Single-player alternative to MIMESIS — playable solo, no multiplayer required. Shares Early Access with MIMESIS.
ଘ(੭ˊᵕˋ)੭* ੈ✩‧₊˚ Embrace your destiny in Magical Mic Duel: Senpai, Hear My Spell! Your voice commands the forces of fabulousness. Chant spells with conviction, and witness dazzling displays of magical might! The world needs your power. Step up and claim your place as the ultimate magical girl!
- 11

Uncover the Smoking Gun
Single-player alternative to MIMESIS — playable solo, no multiplayer required. Shares Indie and Adventure with MIMESIS.
A Battle of Wits with AI: Solve the case by conversing with a suspect robot using GPT to gather evidence. What single truth emerges from countless dialogues and pieces of information?