Games like Titan Station
Games like Titan Station include Firewatch, What Remains of Edith Finch, Outer Wilds, Gone Home, and The Beginner's Guide. We matched them by the tags players give Titan Station on Steam (Walking Simulator, Mystery, Story Rich, Sci-fi, and Dialogue Heavy): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Walking Simulator · Story Rich · Mystery

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

Outer Wilds
Shared: Mystery · Story Rich · Atmospheric

Gone Home
Shared: Walking Simulator · Story Rich · Atmospheric

The Beginner's Guide
Shared: Walking Simulator · Story Rich · Atmospheric

The Suicide of Rachel Foster
Shared: Walking Simulator · Mystery · Story Rich

Tacoma
Shared: Walking Simulator · Story Rich · Sci-fi

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

The Invincible
Shared: Walking Simulator · Dialogue Heavy · Sci-fi

DEATH STRANDING DIRECTOR'S CUT
Shared: Walking Simulator · Story Rich · Atmospheric

Deliver Us The Moon
Shared: Sci-fi · Story Rich · Atmospheric

Adios
Shared: Mystery · Walking Simulator · Story Rich

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

SOMA
Shared: Story Rich · Sci-fi · Atmospheric

The Talos Principle
Shared: Sci-fi · Story Rich · Atmospheric

Everybody's Gone to the Rapture
Shared: Walking Simulator · Atmospheric · Story Rich

CARIMARA: Beneath the forlorn limbs
Shared: Mystery · Story Rich · Walking Simulator

Riven
Shared: Story Rich · Mystery · Walking Simulator

Mouthwashing
Shared: Story Rich · Atmospheric · Walking Simulator

MiSide
Shared: Story Rich · Atmospheric · Singleplayer

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

The Room
Shared: Mystery · Atmospheric · Singleplayer

Layers of Fear (2016)
Shared: Walking Simulator · Atmospheric · Story Rich

Quern - Undying Thoughts
Shared: Mystery · Walking Simulator · Atmospheric