Games like The Salesman
Games like The Salesman include Mouthwashing, MiSide, Little Nightmares II, No, I'm not a Human, and MOLE. We matched them by the tags players give The Salesman on Steam (Simulation, Horror, Psychological Horror, Retro, and Adventure): closest matches first, and among equally close ones the better-known games.

Mouthwashing
Shared: Horror · Psychological Horror · Retro

MiSide
Shared: Psychological Horror · Horror · 3D

Little Nightmares II
Shared: Horror · Adventure · Psychological Horror

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

MOLE
Shared: Simulation · Horror · Psychological Horror

Little Nightmares
Shared: Horror · Adventure · Atmospheric

Sally Face - Episode One
Shared: Psychological Horror · Horror · Adventure

Layers of Fear (2016)
Shared: Horror · Psychological Horror · Atmospheric

SOMA
Shared: Horror · Psychological Horror · Atmospheric

Outlast
Shared: Horror · Psychological Horror · Atmospheric

KinitoPET
Shared: Horror · Psychological Horror · Retro

Fran Bow
Shared: Psychological Horror · Horror · Adventure

FAITH: The Unholy Trinity
Shared: Horror · Psychological Horror · Retro

Detention
Shared: Horror · Psychological Horror · Indie

Poppy Playtime
Shared: Horror · Psychological Horror · Singleplayer

Firewatch
Shared: Adventure · Atmospheric · Story Rich

Blair Witch
Shared: Horror · Psychological Horror · Adventure

Escape the Backrooms
Shared: Horror · Psychological Horror · Adventure

Buddy Simulator 1984
Shared: Psychological Horror · Horror · Retro

Visage
Shared: Horror · Psychological Horror · Adventure

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

Kiosk
Shared: Horror · Psychological Horror · Simulation

Lobotomy Corporation | Monster Management Simulation
Shared: Psychological Horror · Simulation · Horror

Iron Lung
Shared: Horror · Psychological Horror · Atmospheric