Games like SAS: Zombie Assault 4
Games like SAS: Zombie Assault 4 include Left 4 Dead 2, Back 4 Blood, Left 4 Dead, Once Human, and Apex Legends™. We matched them by the tags players give SAS: Zombie Assault 4 on Steam (Free to Play, Zombies, Multiplayer, Top-Down Shooter, and Action): closest matches first, and among equally close ones the better-known games.

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

Back 4 Blood
Shared: Zombies · Multiplayer · Co-op

Left 4 Dead
Shared: Zombies · Multiplayer · Co-op

Once Human
Shared: Free to Play · Multiplayer · Co-op

Apex Legends™
Shared: Free to Play · Multiplayer · Shooter

Halo Infinite
Shared: Free to Play · Multiplayer · Action

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

Killing Floor
Shared: Zombies · Co-op · Multiplayer

PUBG: BATTLEGROUNDS
Shared: Multiplayer · Shooter · Survival

Delta Force
Shared: Free to Play · Multiplayer · Shooter

DayZ
Shared: Zombies · Multiplayer · Survival

Call of Duty®: Warzone™
Shared: Free to Play · Multiplayer · Action

The First Descendant
Shared: Free to Play · Multiplayer · Action

Killing Floor 2
Shared: Zombies · Multiplayer · Shooter

Marvel Rivals
Shared: Free to Play · Multiplayer · Action

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

World War Z
Shared: Zombies · Multiplayer · Co-op

Resident Evil 6
Shared: Zombies · Action · Co-op

Paladins®
Shared: Free to Play · Multiplayer · Action

Resident Evil 5
Shared: Zombies · Co-op · Action

HELLDIVERS™ 2
Shared: Multiplayer · Action · Co-op

Dying Light
Shared: Zombies · Action · Multiplayer

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

Destiny 2
Shared: Free to Play · Multiplayer · Co-op