Games like Railway Chai Wala
Games like Railway Chai Wala include Phasmophobia, Poppy Playtime, MiSide, s.p.l.i.t, and No, I'm not a Human. We matched them by the tags players give Railway Chai Wala on Steam (Psychological Horror, Thriller, Dark, Interactive Fiction, and Casual): closest matches first, and among equally close ones the better-known games.

Phasmophobia
Shared: Psychological Horror · Dark · Thriller

Poppy Playtime
Shared: Psychological Horror · Dark · First-Person

MiSide
Shared: Psychological Horror · Thriller · First-Person

s.p.l.i.t
Shared: Psychological Horror · Simulation · Interactive Fiction

No, I'm not a Human
Shared: Psychological Horror · Dark · Indie

Buckshot Roulette
Shared: Dark · Psychological Horror · First-Person

The Hungry Lamb: Traveling in the Late Ming Dynasty
Shared: Interactive Fiction · Dark · Cooking

Garten of Banban
Shared: Psychological Horror · Dark · First-Person

Demonologist
Shared: Psychological Horror · Dark · Thriller

Pacify
Shared: Psychological Horror · Dark · Casual

Sally Face - Episode One
Shared: Psychological Horror · Dark · Indie

Mouthwashing
Shared: Psychological Horror · Dark · Thriller

Summer of '58
Shared: Thriller · Psychological Horror · Dark

Kiosk
Shared: Psychological Horror · Cooking · Action-Adventure

Berry Bury Berry
Shared: Psychological Horror · Incremental · Casual

The Other Side
Shared: Action · Dark · Action-Adventure

[Chillas Art] The Convenience Store
Shared: Psychological Horror · Casual · Simulation

Outlast 2
Shared: Psychological Horror · Dark · First-Person

Hamster Hunter
Shared: Psychological Horror · Action-Adventure · 3D

Alan Wake
Shared: Thriller · Action · Psychological Horror

Father's Day
Shared: Psychological Horror · Thriller · Simulation

Garten of Banban 2
Shared: Psychological Horror · Dark · First-Person

Hellblade II: Senua’s Saga
Shared: Psychological Horror · Dark · Action-Adventure

Outlast
Shared: Psychological Horror · Dark · First-Person