Games like Deadly Delivery
Games like Deadly Delivery include Five Nights at Freddy's: Security Breach, Five Nights at Freddy's: Secret of the Mimic, Escape the Backrooms, The Forest, and Outlast. We matched them by the tags players give Deadly Delivery on Steam (Horror, 3D, Action, First-Person, and Multiple Endings): closest matches first, and among equally close ones the better-known games.

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

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

Escape the Backrooms
Shared: Horror · First-Person · 3D

The Forest
Shared: Horror · First-Person · Action

Outlast
Shared: Horror · First-Person · Singleplayer

SILENT HILL: Townfall
Shared: Horror · Action · First-Person

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

Bendy and the Dark Revival
Shared: Horror · Action · First-Person

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

PEAK
Shared: First-Person · 3D · Exploration

Resident Evil Village
Shared: Horror · First-Person · Action

Lethal Company
Shared: Horror · First-Person · Exploration

Metro Exodus
Shared: Singleplayer · Horror · Action

Poppy Playtime
Shared: Horror · Singleplayer · First-Person

MiSide
Shared: Horror · First-Person · 3D

Firewatch
Shared: First-Person · Atmospheric · Adventure

The Beast Inside
Shared: Horror · First-Person · Action

Fallout 4
Shared: Singleplayer · Exploration · First-Person

Amnesia: Rebirth
Shared: First-Person · Horror · Singleplayer

Choo-Choo Charles
Shared: Horror · First-Person · Singleplayer

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

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

Subnautica
Shared: Horror · Exploration · Singleplayer

METRO Last Light Redux
Shared: Action · Horror · First-Person