Games like Delivery Boy
Games like Delivery Boy include Supermarket Simulator, Slime Rancher, The Long Dark, Gas Station Simulator, and Schedule I. We matched them by the tags players give Delivery Boy on Steam (Singleplayer, 3D, First-Person, Simulation, and Open World): closest matches first, and among equally close ones the better-known games.
Supermarket Simulator
Shared: Simulation · Singleplayer · First-Person
Slime Rancher
Shared: Singleplayer · First-Person · Open World
The Long Dark
Shared: Singleplayer · Open World · First-Person
Gas Station Simulator
Shared: Singleplayer · Simulation · First-Person
Schedule I
Shared: Simulation · First-Person · Open World
Slime Rancher 2
Shared: Singleplayer · Open World · First-Person
PC Building Simulator
Shared: Simulation · First-Person · 3D
Sons Of The Forest
Shared: Open World · First-Person · Base Building
Internet Cafe Simulator 2
Shared: Simulation · 3D · First-Person
Satisfactory
Shared: Open World · Base Building · Building
The Forest
Shared: Open World · First-Person · Building
My Time at Portia
Shared: Open World · Life Sim · Singleplayer
Finnish Cottage Simulator
Shared: Simulation · First-Person · 3D
Gold Mining Simulator
Shared: Singleplayer · Simulation · Open World
Thief Simulator
Shared: Singleplayer · Simulation · First-Person
My Summer Car
Shared: Simulation · Open World · First-Person
Paralives
Shared: Simulation · Life Sim · Singleplayer
The Last Caretaker
Shared: Singleplayer · Open World · First-Person
Dyson Sphere Program
Shared: Open World · Simulation · Building
Forever Skies
Shared: Singleplayer · Open World · Exploration
Stardew Valley
Shared: Simulation · Life Sim · Open World
Quarantine Zone: The Last Check
Shared: Singleplayer · Simulation · First-Person
Scrap Mechanic
Shared: Open World · Building · Singleplayer
Raft
Shared: Open World · Building · First-Person