Single-player games like SOOT
Below are 9 single-player Steam games similar to SOOT, 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 SOOT page.
Ranked picks
- 1

Imperius
Single-player alternative to SOOT — playable solo, no multiplayer required. Shares Strategy with SOOT.
Imperius is an easy-to-learn, hard-to-master space RTS. Command devastating ships of the Imperius Navy and prove your loyalty by destroying everything in your path, no matter the cost.
- 2

Dust Fleet
Single-player alternative to SOOT — playable solo, no multiplayer required. Shares Strategy with SOOT.
Assume command of a battle fleet and deploy immediately to the Dust Zone, commander. Our main food supply station has gone dark and the United Earth Nations (UEN) needs to know why in this 4X RTS space sim. Manage your ships, control space stations, and watch your back.
- 3

Surviving Mars
Single-player alternative to SOOT — playable solo, no multiplayer required. Shares Strategy and Simulation with SOOT.
There will be challenges to overcome. Execute your strategy and improve your colony’s chances of survival while unlocking the mysteries of this alien world. Are you ready? Mars is waiting for you.
- 4

The Final Earth 2
Single-player alternative to SOOT — playable solo, no multiplayer required. Shares Strategy and Simulation with SOOT.
The Final Earth 2 is a vertical sci-fi city builder. Earth is unlivable, so you decide to create a space colony. Gather resources, then build and research your way to a better future! Grow your city from an exploration ship to a huge metropolis, full of advanced technology. What will you build?
- 5

Space Company Simulator
Single-player alternative to SOOT — playable solo, no multiplayer required. Shares Strategy and Simulation with SOOT.
Take the position of a CEO of a space transport company and become a new major player in the industry. Space Company Simulator is a realistic management sim game that will challenge your planning skills as you strive to launch the first manned mission to Mars.
- 6

Ashes of the Singularity: Escalation
Single-player alternative to SOOT — playable solo, no multiplayer required. Shares Strategy and Simulation with SOOT.
A massive-scale real-time strategy game where you command entire armies on a dynamic battlefield. Conquer multiple worlds across several single-player campaigns; or play with your friends in multiplayer combat.
- 7

Dyson Sphere Program
Single-player alternative to SOOT — playable solo, no multiplayer required. Shares Strategy and Simulation with SOOT.
Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.
- 8

Starpoint Gemini Warlords
Single-player alternative to SOOT — playable solo, no multiplayer required. Shares Strategy and Simulation with SOOT.
Strategy from the front lines! Starpoint Gemini Warlords combines 3rd person capital spaceship combat with 4X strategy and RPG gameplay elements. Build mighty war fleets and send them into battle or lead them into combat yourself. Become the Warlord and conquer the Gemini system!
- 9

Voxel Blast
Single-player alternative to SOOT — playable solo, no multiplayer required.
Voxel Blast is a game where you control a spaceship traveling across complex 3D environments to fight enemies in cages set to trap them with you. Navigate as fast as you can through the level to reach the beacons or risk facing squads of enemies already waiting for you; then use your weapons and evasive maneuvers to take them down in...