Games like This is the Zodiac Speaking
Games like This is the Zodiac Speaking include Firewatch, Outlast, Murdered: Soul Suspect, Resident Evil Village, and METRO 2033 Redux. We matched them by the tags players give This is the Zodiac Speaking on Steam (Noir, Survival Horror, Mystery, Story Rich, and Action): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Story Rich · Mystery · Walking Simulator

Outlast
Shared: Survival Horror · Horror · Atmospheric

Murdered: Soul Suspect
Shared: Mystery · Detective · Horror

Resident Evil Village
Shared: Survival Horror · Horror · Action

METRO 2033 Redux
Shared: Story Rich · Action · Horror

Five Nights at Freddy's: Security Breach
Shared: Survival Horror · Horror · Stealth

What Remains of Edith Finch
Shared: Story Rich · Mystery · Walking Simulator

Bendy and the Dark Revival
Shared: Survival Horror · Horror · Action

Resident Evil 4
Shared: Survival Horror · Action · Horror

The Beast Inside
Shared: Survival Horror · Horror · Action

Amnesia: A Machine For Pigs
Shared: Story Rich · Horror · Walking Simulator

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

METRO Last Light Redux
Shared: Story Rich · Action · Horror

The Evil Within 2
Shared: Survival Horror · Horror · Story Rich

SOMA
Shared: Horror · Story Rich · Survival Horror

Poppy Playtime
Shared: Horror · Survival Horror · Mystery

Return of the Obra Dinn
Shared: Mystery · Story Rich · Detective

L.A. Noire
Shared: Noir · Detective · Story Rich

Bendy and the Ink Machine
Shared: Horror · Survival Horror · Mystery

Metro Exodus
Shared: Story Rich · Action · Horror

Resident Evil 2
Shared: Survival Horror · Horror · Action

Resident Evil Requiem
Shared: Survival Horror · Horror · Action

Batman™: Arkham Knight
Shared: Action · Story Rich · Stealth

The Vanishing of Ethan Carter
Shared: Mystery · Walking Simulator · Detective