Games like Shifting To The Backrooms
Games like Shifting To The Backrooms include What Remains of Edith Finch, SOMA, Layers of Fear (2016), Firewatch, and Poppy Playtime. We matched them by the tags players give Shifting To The Backrooms on Steam (Horror, Story Rich, Puzzle, Psychological Horror, and First-Person): closest matches first, and among equally close ones the better-known games.

What Remains of Edith Finch
Shared: Story Rich · First-Person · Walking Simulator

SOMA
Shared: Horror · Story Rich · Psychological Horror

Layers of Fear (2016)
Shared: Horror · Psychological Horror · Story Rich

Firewatch
Shared: Story Rich · First-Person · Walking Simulator

Poppy Playtime
Shared: Horror · Puzzle · Singleplayer

Outer Wilds
Shared: Story Rich · Exploration · Puzzle

Amnesia: A Machine For Pigs
Shared: Horror · Story Rich · First-Person

MiSide
Shared: Story Rich · Psychological Horror · Horror

Mouthwashing
Shared: Horror · Story Rich · Psychological Horror

Little Nightmares II
Shared: Horror · Puzzle · Singleplayer

Sally Face - Episode One
Shared: Story Rich · Horror · Psychological Horror

Little Nightmares
Shared: Horror · Puzzle · Singleplayer

Still Wakes the Deep
Shared: Horror · Psychological Horror · Story Rich

Fran Bow
Shared: Story Rich · Psychological Horror · Horror

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

INFRA
Shared: Puzzle · Exploration · First-Person

Garten of Banban
Shared: Horror · Psychological Horror · First-Person

ROUTINE
Shared: Psychological Horror · Singleplayer · Horror

Amnesia: Rebirth
Shared: Puzzle · Story Rich · First-Person

The Exit 8
Shared: Puzzle · Horror · Exploration

Amnesia: The Dark Descent
Shared: Horror · Psychological Horror · Puzzle

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

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

Inside the Backrooms
Shared: Horror · Puzzle · Psychological Horror