Games like The Shore
Games like The Shore include SOMA, Amnesia: Rebirth, Still Wakes the Deep, In Sound Mind, and Lethal Company. We matched them by the tags players give The Shore on Steam (Lovecraftian, Horror, Exploration, FPS, and First-Person): closest matches first, and among equally close ones the better-known games.

SOMA
Shared: Horror · Psychological Horror · Exploration

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

Still Wakes the Deep
Shared: Horror · Lovecraftian · Psychological Horror

In Sound Mind
Shared: Horror · Psychological Horror · Story Rich

Lethal Company
Shared: Horror · First-Person · Exploration

Inside the Backrooms
Shared: Horror · Psychological Horror · Exploration

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

Far Cry® 5
Shared: FPS · Action-Adventure · Exploration

Metro Exodus
Shared: FPS · Horror · First-Person

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

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

Ready or Not
Shared: FPS · Horror · First-Person

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

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

METRO 2033 Redux
Shared: FPS · Horror · First-Person

Dagon: by H. P. Lovecraft
Shared: Lovecraftian · Horror · First-Person

BioShock™ Remastered
Shared: FPS · Horror · First-Person

Outer Wilds
Shared: Exploration · Story Rich · Horror

MiSide
Shared: Horror · Psychological Horror · First-Person

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

Backrooms: Escape Together
Shared: Horror · Psychological Horror · First-Person

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

Half-Life: Alyx
Shared: Horror · FPS · Story Rich

Subnautica 2
Shared: Horror · Exploration · First-Person