Games like The Basement Ritual
Games like The Basement Ritual include Outlast, Five Nights at Freddy's: Security Breach, Poppy Playtime, Five Nights at Freddy's, and Outlast 2. We matched them by the tags players give The Basement Ritual on Steam (Casual, Horror, Survival Horror, Linear, and Demons): closest matches first, and among equally close ones the better-known games.

Outlast
Shared: Horror · Survival Horror · First-Person

Five Nights at Freddy's: Security Breach
Shared: Horror · Survival Horror · Multiple Endings

Poppy Playtime
Shared: Horror · Survival Horror · Singleplayer

Five Nights at Freddy's
Shared: Horror · Survival Horror · Singleplayer

Outlast 2
Shared: Horror · Survival Horror · First-Person

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

Firewatch
Shared: Walking Simulator · Adventure · Horror

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

Pacify
Shared: Horror · Survival Horror · Casual

Slender: The Arrival
Shared: Horror · Survival Horror · Walking Simulator

Visage
Shared: Horror · Survival Horror · Walking Simulator

SOMA
Shared: Horror · Survival Horror · Atmospheric

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

Resident Evil Village
Shared: Horror · Survival Horror · Singleplayer

Among the Sleep - Enhanced Edition
Shared: Horror · Survival Horror · Walking Simulator

Amnesia: A Machine For Pigs
Shared: Horror · Walking Simulator · Survival Horror

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

The Beast Inside
Shared: Horror · Survival Horror · Adventure

Garten of Banban
Shared: Horror · Survival Horror · Singleplayer

Lethal Company
Shared: Horror · Survival Horror · First-Person

Amnesia: The Dark Descent
Shared: Horror · Survival Horror · Atmospheric

The Hat Man: Shadow Ward
Shared: Horror · Survival Horror · Adventure

Backrooms: Escape Together
Shared: Horror · Survival Horror · Casual

Phasmophobia
Shared: Horror · Supernatural · Demons