Games like Shattered
Games like Shattered include Lethal Company, Outlast, Poppy Playtime, The Forest, and Five Nights at Freddy's: Security Breach. We matched them by the tags players give Shattered on Steam (Adventure, Indie, Survival Horror, Horror, and Fantasy): closest matches first, and among equally close ones the better-known games.

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

Outlast
Shared: Horror · Survival Horror · First-Person

Poppy Playtime
Shared: Horror · Survival Horror · First-Person

The Forest
Shared: Horror · Adventure · Survival Horror

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

The Beast Inside
Shared: Adventure · Horror · Survival Horror

Bendy and the Dark Revival
Shared: Horror · Adventure · Survival Horror

Escape the Backrooms
Shared: Horror · Survival Horror · Adventure

Slender: The Arrival
Shared: Survival Horror · Horror · Indie

Penumbra Overture
Shared: Adventure · Horror · Survival Horror

Granny
Shared: Survival Horror · Horror · Indie

Inside the Backrooms
Shared: Horror · Survival Horror · Adventure

Dying Light
Shared: Survival Horror · Horror · First-Person

Sons Of The Forest
Shared: Survival Horror · Horror · Adventure

Spooky's Jump Scare Mansion: HD Renovation
Shared: Indie · Adventure · Horror

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

Blair Witch
Shared: Adventure · Horror · Indie

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

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

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

Amnesia: The Dark Descent
Shared: Horror · Survival Horror · First-Person

Hello Neighbor
Shared: Horror · Survival Horror · First-Person

Home Sweet Home
Shared: Adventure · Horror · Survival Horror

Visage
Shared: Horror · Survival Horror · Adventure