Games like Infection Rate
Games like Infection Rate include Left 4 Dead 2, 7 Days to Die, DayZ, Left 4 Dead, and PUBG: BATTLEGROUNDS. We matched them by the tags players give Infection Rate on Steam (Zombies, Multiplayer, Survival, Free to Play, and Online Co-Op): closest matches first, and among equally close ones the better-known games.

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

7 Days to Die
Shared: Zombies · Survival · Multiplayer

DayZ
Shared: Zombies · Survival · Multiplayer

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

PUBG: BATTLEGROUNDS
Shared: Survival · Multiplayer · Online Co-Op

Project Zomboid
Shared: Zombies · Survival · Multiplayer

No More Room in Hell 2
Shared: Zombies · Multiplayer · Online Co-Op

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

Once Human
Shared: Multiplayer · Free to Play · Survival

Killing Floor
Shared: Zombies · Survival · Multiplayer

Dead by Daylight
Shared: Multiplayer · Online Co-Op · Survival

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

Resident Evil 5
Shared: Zombies · Co-op · Online Co-Op

Don't Starve Together
Shared: Survival · Multiplayer · Co-op

Green Hell
Shared: Survival · Multiplayer · Online Co-Op

ELDEN RING NIGHTREIGN
Shared: Multiplayer · Online Co-Op · Co-op

Dota 2
Shared: Multiplayer · Free to Play · Online Co-Op

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

Palworld
Shared: Survival · Multiplayer · Online Co-Op

Raft
Shared: Multiplayer · Survival · Co-op

R.E.P.O.
Shared: Multiplayer · Online Co-Op · Co-op

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

Valheim
Shared: Survival · Multiplayer · Online Co-Op

Resident Evil Revelations 2
Shared: Zombies · Multiplayer · Co-op