Games like Dead On Duty
Games like Dead On Duty include Left 4 Dead 2, PUBG: BATTLEGROUNDS, Back 4 Blood, Call of Duty®, and DayZ. We matched them by the tags players give Dead On Duty on Steam (Action, FPS, Zombies, Survival, and Tactical): closest matches first, and among equally close ones the better-known games.

Left 4 Dead 2
Shared: Zombies · FPS · Action

PUBG: BATTLEGROUNDS
Shared: Survival · FPS · Action

Back 4 Blood
Shared: Zombies · FPS · Online Co-Op

Call of Duty®
Shared: FPS · Action · Singleplayer

DayZ
Shared: Survival · Zombies · Online Co-Op

Killing Floor 2
Shared: Zombies · FPS · Online Co-Op

Left 4 Dead
Shared: Zombies · FPS · Action

Killing Floor
Shared: FPS · Zombies · Survival

Dying Light
Shared: Zombies · Online Co-Op · Survival

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

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

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

Ready or Not
Shared: FPS · Tactical · Action

World War Z
Shared: Zombies · Action · Online Co-Op

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

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

Insurgency: Sandstorm
Shared: FPS · Action · Tactical

Counter-Strike: Condition Zero
Shared: Action · FPS · Tactical

DOOM
Shared: FPS · Action · Shooter

PAYDAY 2
Shared: Action · FPS · Online Co-Op

DOOM Eternal
Shared: FPS · Action · Gore

Call of Duty®: Black Ops II
Shared: Action · FPS · Singleplayer

Half-Life 2
Shared: Action · FPS · Singleplayer

Counter-Strike: Source
Shared: FPS · Action · Shooter