Games like ProjectZombieSurvivors
Games like ProjectZombieSurvivors include Call of Duty®: Black Ops III, Left 4 Dead 2, Half-Life 2, Call of Duty®, and Black Mesa. We matched them by the tags players give ProjectZombieSurvivors on Steam (Zombies, Action, Shooter, Singleplayer, and FPS): closest matches first, and among equally close ones the better-known games.

Call of Duty®: Black Ops III
Shared: Zombies · Shooter · Action

Left 4 Dead 2
Shared: Zombies · Shooter · FPS

Half-Life 2
Shared: Action · FPS · Singleplayer

Call of Duty®
Shared: Shooter · FPS · Action

Black Mesa
Shared: Action · FPS · Singleplayer

Call of Duty: World at War
Shared: Zombies · Action · FPS

Call of Duty®: Black Ops
Shared: Action · Zombies · FPS

Back 4 Blood
Shared: Zombies · FPS · Shooter

BioShock Infinite
Shared: Action · Shooter · Singleplayer

Call of Duty®: Black Ops Cold War
Shared: Zombies · Singleplayer · Action

DOOM
Shared: Action · FPS · Shooter

Battlefield™ 2042
Shared: Shooter · FPS · Singleplayer

World War Z
Shared: Zombies · Singleplayer · Action

Call of Duty®: WWII
Shared: Zombies · Singleplayer · FPS

Titanfall® 2
Shared: FPS · Shooter · Singleplayer

Pavlov
Shared: Shooter · Action · Zombies

Half-Life: Blue Shift
Shared: Action · FPS · Singleplayer

Left 4 Dead
Shared: Zombies · Action · FPS

Halo Infinite
Shared: Singleplayer · Shooter · FPS

Battlefield™ 1
Shared: FPS · Singleplayer · Shooter

Half-Life: Alyx
Shared: FPS · Shooter · Singleplayer

Call of Duty®: Infinite Warfare
Shared: Action · Zombies · FPS

Call of Duty®: Modern Warfare®
Shared: Action · Singleplayer · FPS

Killing Floor 3
Shared: Zombies · FPS · Shooter