Games like RESTORER
Games like RESTORER include Layers of Fear (2016), Mouthwashing, What Remains of Edith Finch, Firewatch, and No, I'm not a Human. We matched them by the tags players give RESTORER on Steam (Indie, Psychological Horror, Walking Simulator, Atmospheric, and Psychedelic): closest matches first, and among equally close ones the better-known games.

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

Mouthwashing
Shared: Psychological Horror · Indie · Atmospheric

What Remains of Edith Finch
Shared: Walking Simulator · Atmospheric · Indie

Firewatch
Shared: Atmospheric · Walking Simulator · Indie

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

SOMA
Shared: Psychological Horror · Atmospheric · Horror

Visage
Shared: Psychological Horror · Horror · Atmospheric

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

Little Nightmares
Shared: Atmospheric · Indie · Horror

MiSide
Shared: Psychological Horror · Atmospheric · Singleplayer

Amnesia: A Machine For Pigs
Shared: Walking Simulator · Atmospheric · Psychological Horror

Outlast
Shared: Psychological Horror · Atmospheric · Horror

Little Nightmares II
Shared: Psychological Horror · Atmospheric · Singleplayer

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

Poppy Playtime
Shared: Singleplayer · Psychological Horror · Horror

Fears to Fathom - Ironbark Lookout
Shared: Psychological Horror · Atmospheric · Horror

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

Five Nights at Freddy's
Shared: Psychological Horror · Indie · Singleplayer

Layers of Fear 2 (2019)
Shared: Psychological Horror · Indie · Atmospheric

POOLS
Shared: Psychological Horror · Walking Simulator · Atmospheric

Welcome to Kowloon
Shared: Psychological Horror · Atmospheric · Walking Simulator

Blair Witch
Shared: Psychological Horror · Indie · Horror

Scanner Sombre
Shared: Walking Simulator · Atmospheric · Psychological Horror

ROUTINE
Shared: Psychological Horror · Atmospheric · Singleplayer