Single-player games like Moons of Ardan
Below are 11 single-player Steam games similar to Moons of Ardan, 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 Moons of Ardan page.
Ranked picks
- 1

Captain of Industry
Single-player alternative to Moons of Ardan — playable solo, no multiplayer required. Shares Strategy and Simulation with Moons of Ardan.
Build an industrial empire on a remote island. Mine resources, reshape terrain with excavators, grow food, construct factories, lay train tracks, and trade with the outside world. Research 100+ technologies to advance from basic metal smelting all the way to nuclear power and space flight.
- 2

InfraSpace
Single-player alternative to Moons of Ardan — playable solo, no multiplayer required. Shares Strategy and Simulation with Moons of Ardan.
Create an extrasolar efficiency utopia from scratch! In this sci-fi city builder you need to start mining operations, plan production, and lay down transportation routes to ensure a smooth supply chain.
- 3

Endzone - A World Apart
Single-player alternative to Moons of Ardan — playable solo, no multiplayer required. Shares Strategy and Simulation with Moons of Ardan.
Endzone is a post-apocalyptic survival city builder, where you start a new civilization with a group of people after an ecological disaster. Build them a new home and ensure their survival in a shattered world, threatened by constant radiation, toxic rain, sandstorms and droughts.
- 4

Imagine Earth
Single-player alternative to Moons of Ardan — playable solo, no multiplayer required. Shares Strategy and Simulation with Moons of Ardan.
Build your own global colonies on distant worlds. Manage energy and resource supplies and produce goods for space trade. Form economic and diplomatic alliances or take over competing corporations. Conduct research to protect your colonists from disasters and avoid a climate crisis.
- 5

Foundation
Single-player alternative to Moons of Ardan — playable solo, no multiplayer required. Shares Strategy and Simulation with Moons of Ardan.
Foundation is a grid-less, laidback medieval city-building game with a focus on organic development, monument construction and resource management.
- 6

Railway Empire 2
Single-player alternative to Moons of Ardan — playable solo, no multiplayer required. Shares Strategy and Simulation with Moons of Ardan.
Don the coat of a clever entrepreneur, take over a small railway company in the early 1800s and turn your steam engines into the workhorses of the economy. Grow your company into the largest railway company of the continent and outsmart your competitors.
- 7

Banished
Single-player alternative to Moons of Ardan — playable solo, no multiplayer required. Shares Strategy and Simulation with Moons of Ardan.
In this city-building strategy game, you control a group of exiled travelers who decide to restart their lives in a new land. They have only the clothes on their backs and a cart filled with supplies from their homeland. The townspeople of Banished are your primary resource.
- 8

Transport Fever 2
Single-player alternative to Moons of Ardan — playable solo, no multiplayer required. Shares Strategy and Simulation with Moons of Ardan.
The classic transport simulation genre has a new gold standard with Transport Fever 2. Discover a whole new world by navigating transport routes through land, water and air. May progress and prosperity find their way!
- 9

Planetbase
Single-player alternative to Moons of Ardan — playable solo, no multiplayer required. Shares Strategy and Simulation with Moons of Ardan.
Guide a group of space settlers trying to establish a base on a remote planet. Grow food, collect energy, mine resources, survive disasters and build a self-sufficient colony in a harsh and unforgiving environment.
- 10

Before We Leave
Single-player alternative to Moons of Ardan — playable solo, no multiplayer required. Shares Strategy and Simulation with Moons of Ardan.
Before We Leave is a city building game set in a cozy corner of the universe. Nurture your Peeps and their surroundings while rebuilding and rediscovering civilisation. Settle new lands and planets while avoiding hungry Space Whales.
- 11

Kingdoms Reborn
Single-player alternative to Moons of Ardan — playable solo, no multiplayer required. Shares Strategy and Simulation with Moons of Ardan.
A city builder with simulated citizens, set in a procedurally-generated world map. Grow your kingdom through the eras from a tiny medieval hamlet into a prosperous global empire! Cooperate or compete in real-time with your friends in multiplayer mode.