Games like Sector Space
Games like Sector Space include Terraria, Graveyard Keeper, Stardew Valley, The Escapists, and DAVE THE DIVER. We matched them by the tags players give Sector Space on Steam (RPG, Simulation, Space Sim, Exploration, and 2D): closest matches first, and among equally close ones the better-known games.

Terraria
Shared: 2D · Pixel Graphics · Exploration

Graveyard Keeper
Shared: RPG · Simulation · Pixel Graphics

Stardew Valley
Shared: RPG · Pixel Graphics · Simulation

The Escapists
Shared: Pixel Graphics · Simulation · 2D

DAVE THE DIVER
Shared: Pixel Graphics · Exploration · RPG

Spaceflight Simulator
Shared: Space Sim · Simulation · 2D

EVE Online
Shared: Space Sim · Exploration · Simulation

Core Keeper
Shared: Exploration · Pixel Graphics · RPG

Elite Dangerous
Shared: Space Sim · Exploration · Simulation

Romestead
Shared: RPG · 2D · Top-Down

鬼谷八荒 Tale of Immortal
Shared: Simulation · RPG · Exploration

Kerbal Space Program
Shared: Simulation · Space Sim · Building

Starcom: Nexus
Shared: RPG · Exploration · Space Sim

Forager
Shared: Pixel Graphics · 2D · Crafting

Endless Sky
Shared: Simulation · RPG · 2D

Hyper Light Drifter
Shared: Pixel Graphics · RPG · Exploration

Drova - Forsaken Kin
Shared: RPG · Exploration · 2D

Empyrion - Galactic Survival
Shared: Simulation · Exploration · Space Sim

Cosmoteer: Starship Architect & Commander
Shared: 2D · Space Sim · Building

Touhou Mystia's Izakaya
Shared: Simulation · RPG · Pixel Graphics

Dungeon Munchies
Shared: RPG · Pixel Graphics · 2D

Littlewood
Shared: Simulation · RPG · Pixel Graphics

My Time at Portia
Shared: RPG · Simulation · Crafting

Turnip Boy Commits Tax Evasion
Shared: RPG · Exploration · Top-Down

