Single-player games like Rank: Warmaster
Below are 8 single-player Steam games similar to Rank: Warmaster, 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 Rank: Warmaster page.
Ranked picks
- 1

Avorion
Single-player alternative to Rank: Warmaster — playable solo, no multiplayer required. Shares Action and Indie with Rank: Warmaster.
A procedural co-op space sandbox where players can build their own space ships out of dynamically scalable blocks. Fight epic space battles, explore, mine, trade, wage wars and build your own empire to save your galaxy from being torn apart by an unknown enemy.
- 2

Dimensions: Dreadnought Architect
Single-player alternative to Rank: Warmaster — playable solo, no multiplayer required. Shares Strategy and Simulation with Rank: Warmaster.
Unleash your creativity, design your dreadnought with a variety of modules, and have complete control over the function and style of each module. Command your battleship with wisdom and decisiveness. Gallop in the vast galaxy and destroy all enemies.
- 3

Starpoint Gemini Warlords
Single-player alternative to Rank: Warmaster — playable solo, no multiplayer required. Shares Action and Strategy with Rank: Warmaster.
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!
- 4

Sins of a Solar Empire: Trinity®
Single-player alternative to Rank: Warmaster — playable solo, no multiplayer required. Shares Strategy and Indie with Rank: Warmaster.
In Sins of a Solar Empire: Trinity, you are the leader of a civilization embroiled in a galactic war, fighting for the survival of your entire race against relentless foes.
- 5

Evochron Mercenary
Single-player alternative to Rank: Warmaster — playable solo, no multiplayer required. Shares Action and Indie with Rank: Warmaster.
The life of an independent mercenary is rarely without excitement. Your spacecraft awaits and your adventure begins in the Sapphire star system.
- 6

Stellar Settlers: Space Base Builder
Single-player alternative to Rank: Warmaster — playable solo, no multiplayer required. Shares Strategy and Indie with Rank: Warmaster.
Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.
- 7

Sins of a Solar Empire®: Rebellion
Single-player alternative to Rank: Warmaster — playable solo, no multiplayer required. Shares Action and Strategy with Rank: Warmaster.
Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.
- 8

STAR WARS™: Squadrons
Single-player alternative to Rank: Warmaster — playable solo, no multiplayer required. Shares Action and Simulation with Rank: Warmaster.
Master the art of starfighter combat in the authentic piloting experience STAR WARS™: Squadrons. Feel the adrenaline of first-person multiplayer space dogfights alongside your squadron, and buckle up in a thrilling STAR WARS™ story.