Games like Zombie Friday
Games like Zombie Friday include Hotline Miami, Hotline Miami 2: Wrong Number, Left 4 Dead 2, Broforce, and Killing Floor 2. We matched them by the tags players give Zombie Friday on Steam (Action, Shooter, Top-Down Shooter, Pixel Graphics, and Memes): closest matches first, and among equally close ones the better-known games.

Hotline Miami
Shared: Action · Pixel Graphics · Indie

Hotline Miami 2: Wrong Number
Shared: Action · Pixel Graphics · Gore

Left 4 Dead 2
Shared: Shooter · Action · Zombies

Broforce
Shared: Action · Pixel Graphics · Shooter

Killing Floor 2
Shared: Zombies · Shooter · Post-apocalyptic

World War Z
Shared: Action · Zombies · Shooter

The Last Stand: Aftermath
Shared: Top-Down Shooter · Shooter · Zombies

Turbo Overkill
Shared: Action · Shooter · Pixel Graphics

Warhammer 40,000: Boltgun
Shared: Shooter · Action · Pixel Graphics

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

Dome Keeper
Shared: Action · Post-apocalyptic · Pixel Graphics

The Final Station
Shared: Pixel Graphics · Post-apocalyptic · Action

Nuclear Throne
Shared: Pixel Graphics · Action · Top-Down Shooter

Pavlov
Shared: Shooter · Action · Zombies

Pixel Gun 3D: PC Edition
Shared: Shooter · Pixel Graphics · Action

Door Kickers: Action Squad
Shared: Pixel Graphics · Action · Shooter

12 is Better Than 6
Shared: Action · Shooter · Top-Down Shooter

Back 4 Blood
Shared: Shooter · Zombies · Action

DOOM Eternal
Shared: Action · Shooter · Gore

My Friend Pedro
Shared: Action · Shooter · Indie

DOOM
Shared: Action · Shooter · Gore

Blood and Bacon
Shared: Shooter · Action · Gore

POSTAL: Brain Damaged
Shared: Action · Shooter · Pixel Graphics

UBERMOSH Vol.5
Shared: Action · Pixel Graphics · Indie