Games like Resident Evil 4
Games like Resident Evil 4 include Resident Evil 2, Resident Evil Requiem, Resident Evil 3, Resident Evil Village, and Resident Evil 4 (2005). We matched them by the tags players give Resident Evil 4 on Steam (Horror, Action, Survival Horror, Third-Person Shooter, and Singleplayer): closest matches first, and among equally close ones the better-known games.

Resident Evil 2
Shared: Horror · Survival Horror · Zombies

Resident Evil Requiem
Shared: Horror · Survival Horror · Action

Resident Evil 3
Shared: Action · Horror · Zombies

Resident Evil Village
Shared: Horror · Survival Horror · Action

Resident Evil 4 (2005)
Shared: Action · Survival Horror · Horror

The Last of Us™ Part I
Shared: Horror · Story Rich · Zombies

Resident Evil 7 Biohazard
Shared: Horror · Survival Horror · Singleplayer

Resident Evil 0
Shared: Horror · Survival Horror · Action

Resident Evil Revelations 2
Shared: Horror · Survival Horror · Action

The Evil Within 2
Shared: Horror · Survival Horror · Action

Dead Space™ 2
Shared: Horror · Survival Horror · Third-Person Shooter

Dead Space
Shared: Horror · Survival Horror · Third-Person Shooter

Days Gone
Shared: Singleplayer · Zombies · Action

Dying Light
Shared: Horror · Survival Horror · Zombies

The Evil Within
Shared: Horror · Survival Horror · Action

Resident Evil
Shared: Horror · Survival Horror · Zombies

Dead Space (2008)
Shared: Horror · Action · Survival Horror

Outlast
Shared: Horror · Survival Horror · Singleplayer

The Forest
Shared: Horror · Survival · Survival Horror

Outlast 2
Shared: Horror · Survival Horror · Singleplayer

The Last of Us™ Part II Remastered
Shared: Third-Person Shooter · Horror · Story Rich

Resident Evil 6
Shared: Action · Horror · Third-Person Shooter

Resident Evil Revelations
Shared: Horror · Action · Survival Horror

Resident Evil 3 Nemesis (1999)
Shared: Action · Survival Horror · Horror