Games like Keep It Running: Together
Games like Keep It Running: Together include Ready or Not, The Outlast Trials, Inside the Backrooms, Escape the Backrooms, and Left 4 Dead 2. We matched them by the tags players give Keep It Running: Together on Steam (FPS, Horror, Psychological Horror, Puzzle, and Multiplayer): closest matches first, and among equally close ones the better-known games.

Ready or Not
Shared: FPS · Co-op · Realistic

The Outlast Trials
Shared: Co-op · Horror · Multiplayer

Inside the Backrooms
Shared: Horror · Co-op · Multiplayer

Escape the Backrooms
Shared: Horror · Co-op · Psychological Horror

Left 4 Dead 2
Shared: Co-op · FPS · Multiplayer

Counter-Strike 2
Shared: FPS · Multiplayer · Co-op

Phasmophobia
Shared: Horror · Co-op · Psychological Horror

Backrooms: Escape Together
Shared: Horror · Co-op · Multiplayer

Far Cry® 5
Shared: Co-op · FPS · Multiplayer

Bodycam
Shared: FPS · Realistic · Co-op

Labyrinthine
Shared: Co-op · Horror · Psychological Horror

Zort
Shared: Co-op · Horror · Psychological Horror

Insurgency
Shared: FPS · Realistic · Co-op

Dead by Daylight
Shared: Horror · Co-op · Multiplayer

Pacify
Shared: Co-op · Horror · Psychological Horror

Left 4 Dead
Shared: Co-op · FPS · Horror

We Were Here
Shared: Co-op · Puzzle · Horror

PAYDAY 2
Shared: Co-op · FPS · Multiplayer

Ghost Watchers
Shared: Co-op · Horror · Multiplayer

Squad
Shared: FPS · Realistic · Multiplayer

Apex Legends™
Shared: FPS · Multiplayer · First-Person

Buckshot Roulette
Shared: Horror · Multiplayer · First-Person

Lethal Company
Shared: Co-op · Horror · Psychological Horror

How to Fish
Shared: Co-op · Multiplayer · FPS