Games like Quiet Soul
Games like Quiet Soul include Poppy Playtime, Resident Evil Requiem, Escape the Backrooms, Inside the Backrooms, and Bendy and the Dark Revival. We matched them by the tags players give Quiet Soul on Steam (Action, Adventure, Action-Adventure, Puzzle, and 3D): closest matches first, and among equally close ones the better-known games.

Poppy Playtime
Shared: Puzzle · Horror · First-Person

Resident Evil Requiem
Shared: Action · Horror · Action-Adventure

Escape the Backrooms
Shared: Horror · First-Person · Adventure

Inside the Backrooms
Shared: Puzzle · Horror · Adventure

Bendy and the Dark Revival
Shared: Action · Adventure · First-Person

Atomic Heart
Shared: Adventure · Action · Action-Adventure

Outlast
Shared: First-Person · Horror · Adventure

Ghost Watchers
Shared: Adventure · Horror · Puzzle

Dying Light
Shared: Horror · First-Person · Action

The Outlast Trials
Shared: Horror · First-Person · Action

Resident Evil Village
Shared: Action · First-Person · Horror

Bendy and the Ink Machine
Shared: Puzzle · First-Person · Horror

Resident Evil 7 Biohazard
Shared: First-Person · Horror · Action

Amnesia: Rebirth
Shared: Action-Adventure · Puzzle · First-Person

Warhammer 40,000: Space Marine 2
Shared: Action · Adventure · Action-Adventure

Five Nights at Freddy's: Secret of the Mimic
Shared: Adventure · Action · First-Person

KLETKA
Shared: Action · Adventure · Horror

Dead by Daylight
Shared: Horror · Survival Horror · Gore

Buckshot Roulette
Shared: Dark · First-Person · Horror

Little Nightmares II
Shared: Adventure · Puzzle · Horror

Outlast 2
Shared: Horror · First-Person · Dark

Dead Island 2
Shared: Action-Adventure · First-Person · Adventure

PEAK
Shared: Adventure · First-Person · 3D

Five Nights at Freddy's: Security Breach
Shared: Horror · First-Person · Adventure