Games like Revengeful Ghost
Games like Revengeful Ghost include MiSide, Little Nightmares II, Outlast, Mouthwashing, and Welcome to Kowloon. We matched them by the tags players give Revengeful Ghost on Steam (Adventure, 3D, Psychological Horror, Walking Simulator, and Horror): closest matches first, and among equally close ones the better-known games.

MiSide
Shared: Psychological Horror · Horror · 3D

Little Nightmares II
Shared: Adventure · Horror · Singleplayer

Outlast
Shared: Horror · Psychological Horror · Singleplayer

Mouthwashing
Shared: Psychological Horror · Horror · Walking Simulator

Welcome to Kowloon
Shared: Adventure · Psychological Horror · Horror

Blair Witch
Shared: Adventure · Psychological Horror · Horror

Poppy Playtime
Shared: Horror · Singleplayer · Psychological Horror

Layers of Fear (2016)
Shared: Psychological Horror · Horror · Walking Simulator

Still Wakes the Deep
Shared: Psychological Horror · Horror · Walking Simulator

Dollmare
Shared: 3D · Psychological Horror · Horror

Garten of Banban
Shared: Horror · Psychological Horror · Singleplayer

Bad Parenting 1: Mr. Red Face
Shared: Adventure · Psychological Horror · Horror

Visage
Shared: Psychological Horror · Horror · Adventure

Outlast 2
Shared: Psychological Horror · Horror · Singleplayer

Escape the Backrooms
Shared: Horror · Psychological Horror · Adventure

Buckshot Roulette
Shared: Horror · Singleplayer · 3D

Little Nightmares
Shared: Adventure · Horror · Singleplayer

The Cabin Factory
Shared: Psychological Horror · Horror · Walking Simulator

From The Darkness
Shared: Psychological Horror · Horror · Walking Simulator

Psalm 5:9-13
Shared: Psychological Horror · Horror · Walking Simulator

Resident Evil 7 Biohazard
Shared: Horror · Singleplayer · Psychological Horror

Neverending Nightmares
Shared: Psychological Horror · Horror · Adventure

SOMA
Shared: Psychological Horror · Horror · Singleplayer

The Exit 8
Shared: Walking Simulator · Horror · Psychological Horror