Single-player games like Stellar Monarch
Below are 15 single-player Steam games similar to Stellar Monarch, 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 Stellar Monarch page.
Ranked picks
- 1

Star Dynasties
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy and Simulation with Stellar Monarch.
Take the reins of a feudal dynasty in a divided galaxy following the destruction of earth. Star Dynasties is a turn based, procedurally generated narrative of human drama and personal politics, mixed with a light empire management layer. Your choices. Your legacy.
- 2

Galactic Civilizations® II: Ultimate Edition
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy and Indie with Stellar Monarch.
Get the complete GalCiv II saga including Galactic Civilizations II: Dread Lords, the expansion pack Dark Avatar, and the newest expansion pack Twilight of the Arnor!
- 3

Pax Nova
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy and Indie with Stellar Monarch.
A sci-fi turn-based 4X strategy game where you lead the fate of one of several factions divided between three races. Explore new worlds and new star systems filled with exciting secrets as well as dangers. Build cities, expand your influence and fight great battles on land and in space.
- 4

Crisis in the Kremlin
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy and Indie with Stellar Monarch.
Don’t let the Soviet Union collapse, and fall in the darkness of history or lead the Union by a new path – democracy and free market! But before you decide something, think – wouldn’t it cause more harm than good?
- 5

Warnament
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy and Indie with Stellar Monarch.
A turn-based grand strategy game, simple for newbies yet challenging for masters. As the leader of a nation, you will conquer territories and advance in military, technology, culture, or politics. Choose from historical scenarios or create your own with an editor.
- 6

ENDLESS™ Space - Definitive Edition
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy with Stellar Monarch.
ENDLESS™ Space is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS™ Universe, where you can control every aspect of your civilization as you strive for galactic domination.
- 7

Stellar Monarch 2
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy with Stellar Monarch.
Stellar Monarch 2 is a feudal space empire builder where you feel like the Emperor, not a logistics officer. Great noble houses, usurpers to the throne, rebels, assassins, court intrigues, disloyal admirals, incompetent governors and ever-present alien threat.
- 8

Rise Of The White Sun - 白日升
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy and Simulation with Stellar Monarch.
A Giant Strategy Sandbox experience set in Warlord China. *Tons of playable factions! *Communist insurgents, * Boxers like rebels, *Greedy warlords, *Mongol riders, *A mad russian baron, *Shanghai gangsters, *And armored trains!
- 9

Space Empires IV Deluxe
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy with Stellar Monarch.
The award-winning Space Empires IV Deluxe is the latest edition in the Space Empires series. A grand strategy title in the space 4X (explore, expand, exploit, and exterminate) genre, Space Empires has already found a place in the heart of strategy gamers everywhere.
- 10

Eufloria HD
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy and Indie with Stellar Monarch.
Experience the celebrated strategy gameplay of Eufloria HD. Conquer asteroids in space and use their resources to grow floral creatures that do your bidding. Expand your empire and fight against several teams of AI opponents that all vie for the same resources and can offer fierce opposition.
- 11

PARADOX
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Indie with Stellar Monarch.
PARADOX is a puzzle-platformer about time traveling and avoiding paradoxes.
- 12

Space Empires I
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy with Stellar Monarch.
Space Empires I is the first chapter of the Space Empires series. A classic galactic conquest and turn-based strategy video game where you are the leader of a race of intelligent beings building large spaceships for interplanetary and interstellar travel through warp points between star systems.
- 13

Legends of Amberland: The Forgotten Crown
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required.
Legends of Amberland: The Forgotten Crown is a classic western RPG inspired by the games from the 90s. Basically, it’s the kind of game I personally find missing nowadays. Light, fairy tale, epic, heroic, slightly humorous and without the need of endless grind to progress.
- 14

Legends of Amberland II: The Song of Trees
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required.
Legends of Amberland II: The Song of Trees is a classic western RPG inspired by great 90s era games such as Might & Magic, Wizardry, Ultima, the Gold Box series. Light, fairy tale, epic, heroic, slightly humorous adventure.
- 15

Automobile Tycoon
Single-player alternative to Stellar Monarch — playable solo, no multiplayer required. Shares Strategy and Simulation with Stellar Monarch.
Car manufacturing company simulator. Turn-based, fast paced, covers 100 years of automotive history.