Single-player games like Mercury Fallen
Below are 11 single-player Steam games similar to Mercury Fallen, 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 Mercury Fallen page.
Ranked picks
- 1
ExoColony: Planet Survival
Single-player alternative to Mercury Fallen — playable solo, no multiplayer required. Shares Strategy and Indie with Mercury Fallen.
Challenging space-colony sim. Guide generations of colonists, raise and educate them, manage resources, and ensure food supply. Maintain a breathable atmosphere, tackle pollution, and refine materials to build essential structures. Terraform planet and build ecosystem to make it your new home.
- 2
Colonization Simulator
Single-player alternative to Mercury Fallen — playable solo, no multiplayer required. Shares Strategy and Indie with Mercury Fallen.
Colonize rich planets with vegetation or deserted moons. Build a functional and prosperous colony. Take care of your colonists. Experience adventures on distant worlds or build a colony on planets in our solar system.
- 3
Total Factory
Single-player alternative to Mercury Fallen — playable solo, no multiplayer required. Shares Strategy and Indie with Mercury Fallen.
You are a robot with unrealistically advanced artificial intelligence on a previously unknown planet, people created you for one single purpose - to ensure the automatic production of the necessary resources and their dispatch. It would seem that what could go wrong?
- 4
RimWorld
Single-player alternative to Mercury Fallen — playable solo, no multiplayer required. Shares Strategy and Indie with Mercury Fallen.
A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
- 5
Dwarf Fortress
Single-player alternative to Mercury Fallen — playable solo, no multiplayer required. Shares Strategy and Indie with Mercury Fallen.
Build a fortress and try to help your dwarves survive against a deeply generated world. Keep your dwarves happy, grow their community and beware of digging too deeply. The deepest, most intricate simulation of a world that's ever been created.
- 6
Seeds of Resilience
Single-player alternative to Mercury Fallen — playable solo, no multiplayer required. Shares Strategy and Indie with Mercury Fallen.
Ready to start anew? Build a village from scratch in Seeds of Resilience. Learn to choose the right items, understand nature's patterns, use real life-based constructions and craft techniques in this turn-based tycoon game.
- 7
Judgment: Apocalypse Survival Simulation
Single-player alternative to Mercury Fallen — playable solo, no multiplayer required. Shares Strategy and Indie with Mercury Fallen.
Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?
- 8
Settlements Rising
Single-player alternative to Mercury Fallen — playable solo, no multiplayer required. Shares Strategy and Indie with Mercury Fallen.
Settlements Rising is a medieval city building and colony management game. It offers a lively colony experience with simulated villagers, dozens of professions and resources, natural disasters, and raids, while providing full control over the colony through trade, production chains and datas.
- 9
Terraria
Single-player alternative to Mercury Fallen — playable solo, no multiplayer required. Shares Indie with Mercury Fallen.
Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!
- 10
Oxygen Not Included
Single-player alternative to Mercury Fallen — playable solo, no multiplayer required. Shares Indie and Simulation with Mercury Fallen.
Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.
- 11
Stranded: Alien Dawn
Single-player alternative to Mercury Fallen — playable solo, no multiplayer required. Shares Strategy and Simulation with Mercury Fallen.
Brave a new world in Stranded: Alien Dawn, a planet survival sim placing the fate of a small marooned group in your hands. Forge your story through compelling and immersive strategic gameplay as you make vital decisions to protect your survivors.