Games like Safelight
Games like Safelight include Poppy Playtime, Little Nightmares II, Outlast, Little Nightmares, and Five Nights at Freddy's: Security Breach. We matched them by the tags players give Safelight on Steam (Adventure, Horror, First-Person, Singleplayer, and Thriller): closest matches first, and among equally close ones the better-known games.

Poppy Playtime
Shared: Horror · Singleplayer · First-Person

Little Nightmares II
Shared: Adventure · Horror · Singleplayer

Outlast
Shared: Horror · First-Person · Atmospheric

Little Nightmares
Shared: Horror · Adventure · Singleplayer

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

Firewatch
Shared: Adventure · Atmospheric · First-Person

Bendy and the Dark Revival
Shared: Horror · First-Person · Singleplayer

INSIDE
Shared: Horror · Atmospheric · Singleplayer

No, I'm not a Human
Shared: Horror · Singleplayer · Atmospheric

Visage
Shared: Horror · First-Person · Adventure

Hello Neighbor 2
Shared: Adventure · Horror · First-Person

MiSide
Shared: Horror · First-Person · Singleplayer

Layers of Fear (2016)
Shared: Horror · First-Person · Atmospheric

Choo-Choo Charles
Shared: Horror · Singleplayer · First-Person

Ready or Not
Shared: Realistic · Singleplayer · Horror

Amnesia: Rebirth
Shared: First-Person · Horror · Adventure

The Forest
Shared: Horror · Adventure · First-Person

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

Resident Evil Requiem
Shared: Horror · First-Person · Singleplayer

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

Subliminal
Shared: Singleplayer · Realistic · Horror

Outlast 2
Shared: Horror · First-Person · Singleplayer

Welcome to Kowloon
Shared: Horror · Adventure · Atmospheric

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