Games like Under Lock
Games like Under Lock include Dead by Daylight, Escape the Backrooms, Phasmophobia, Left 4 Dead 2, and DEVOUR. We matched them by the tags players give Under Lock on Steam (Online Co-Op, Horror, Multiplayer, Survival Horror, and Team-Based): closest matches first, and among equally close ones the better-known games.

Dead by Daylight
Shared: Horror · Multiplayer · Online Co-Op

Escape the Backrooms
Shared: Horror · Online Co-Op · Multiplayer

Phasmophobia
Shared: Online Co-Op · Horror · Multiplayer

Left 4 Dead 2
Shared: Co-op · Multiplayer · Online Co-Op

DEVOUR
Shared: Online Co-Op · Horror · Multiplayer

Lethal Company
Shared: Online Co-Op · Horror · Co-op

Backrooms: Escape Together
Shared: Horror · Online Co-Op · Multiplayer

Pacify
Shared: Online Co-Op · Horror · Multiplayer

PEAK
Shared: Online Co-Op · Multiplayer · Co-op

Inside the Backrooms
Shared: Horror · Multiplayer · Survival Horror

R.E.P.O.
Shared: Online Co-Op · Horror · Multiplayer

Sons Of The Forest
Shared: Multiplayer · Co-op · Horror

Subnautica 2
Shared: Multiplayer · Horror · Co-op

BIGFOOT
Shared: Horror · Multiplayer · Online Co-Op

FOREWARNED
Shared: Online Co-Op · Horror · Co-op

Dying Light
Shared: Horror · Online Co-Op · Survival Horror

Content Warning
Shared: Online Co-Op · Horror · Multiplayer

Don't Starve Together
Shared: Multiplayer · Co-op · Online Co-Op

Lunch Lady
Shared: Online Co-Op · Horror · Multiplayer

PUBG: BATTLEGROUNDS
Shared: Multiplayer · Online Co-Op · PvP

Nuclear Nightmare
Shared: Online Co-Op · Horror · Survival Horror

PANICORE
Shared: Online Co-Op · Horror · Survival Horror

Sea of Thieves: 2026 Edition
Shared: Multiplayer · Online Co-Op · Co-op

Secret Neighbor: Hello Neighbor Multiplayer
Shared: Horror · Online Co-Op · Multiplayer