Single-player games like Rogue System
Below are 10 single-player Steam games similar to Rogue System, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Rogue System page.
Ranked picks
- 1

Ostranauts
Single-player alternative to Rogue System — playable solo, no multiplayer required. Shares Simulation with Rogue System.
Navigate your scrappy ship through the boneyard in search of valuable parts in abandoned vessels. Use salvage to upgrade your ship, or sell it for cash to pay down your mounting debt, or restock fuel, air, or food. Fly and role-play aboard your dream spaceship in this hardcore noir space-sim.
- 2

HELLION
Single-player alternative to Rogue System — playable solo, no multiplayer required. Shares Simulation with Rogue System.
After a century in cryosleep you find yourself stranded amidst the ruins of mankind’s first interstellar colony. Explore derelict ships and stations and harvest raw resources in search of air, fuel and other equipment. Or loot and pillage what you need from other survivors. The choice is yours!
- 3

Tin Can
Single-player alternative to Rogue System — playable solo, no multiplayer required. Shares Simulation with Rogue System.
You've barely managed to escape your exploding spaceship. Now in an old escape pod, you hurtle through space at the mercy of the cosmos. With no knowledge of the pod’s complex systems, your life depends on a technical manual and your own wits. How long can you survive?
- 4

Reentry - A Space Flight Simulator
Single-player alternative to Rogue System — playable solo, no multiplayer required. Shares Simulation with Rogue System.
Do you have what it takes to become an astronaut? Reentry is a realistic space flight simulator inspired by the early NASA space programs, from orbiting Earth in Mercury and Gemini, to the moon landing in project Apollo. Learn the procedures. Operate the spacecraft. Complete the mission.
- 5

Children of a Dead Earth
Single-player alternative to Rogue System — playable solo, no multiplayer required. Shares Simulation with Rogue System.
The most scientifically accurate space warfare simulator ever made. Now with Steam Workshop!
- 6

Flight Of Nova
Single-player alternative to Rogue System — playable solo, no multiplayer required. Shares Simulation with Rogue System.
Flight of Nova is a simulator based on newtonian mechanics in which you control spacecraft in the Noren star system. You fly multiple types of spacecraft doing transport and search missions in an environment with realistic aerodynamics and orbital physics.
- 7

Rocket Science
Single-player alternative to Rogue System — playable solo, no multiplayer required. Shares Simulation with Rogue System.
Take part in a space program. Design spacecrafts and send them off to explore the vast expanses of space. Experience the real scale of the Solar system and the size of its celestial bodies.
- 8

Objects in Space
Single-player alternative to Rogue System — playable solo, no multiplayer required.
Objects in Space is a retro space game centred on 2D point-and-click stealth action in a massive open world. Players have their own customisable ships and can meet people, become a trader, bounty hunter, explorer, scavenger or all of them at once.
- 9

Space Engineers
Single-player alternative to Rogue System — playable solo, no multiplayer required. Shares Simulation with Rogue System.
Space Engineers is a sandbox engineering game where you design and build ships, stations, and planetary bases in a fully destructible environment. Explore planets and space, mine resources, survive hazards, and engage in combat alone or with friends in Creative or Survival modes.
- 10

Kerbal Space Program
Single-player alternative to Rogue System — playable solo, no multiplayer required. Shares Simulation with Rogue System.
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.