Single-player games like The Colony Experiment
Below are 11 single-player Steam games similar to The Colony Experiment, 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 The Colony Experiment page.
Ranked picks
- 1

Gateworlds
Single-player alternative to The Colony Experiment — playable solo, no multiplayer required. Shares Strategy and Indie with The Colony Experiment.
Gateworlds is a colony sim about exploring and surviving a fantasy wilderness. Find your way in a world of floating islands, strange creatures, and fickle gods.
- 2

Judgment: Apocalypse Survival Simulation
Single-player alternative to The Colony Experiment — playable solo, no multiplayer required. Shares Strategy and Indie with The Colony Experiment.
Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?
- 3

Dwarf Fortress
Single-player alternative to The Colony Experiment — playable solo, no multiplayer required. Shares Strategy and Indie with The Colony Experiment.
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.
- 4

The Universim
Single-player alternative to The Colony Experiment — playable solo, no multiplayer required. Shares Strategy and Indie with The Colony Experiment.
Jump straight into managing your own planets as you guide a civilization through the ages. Build the ultimate empire in The Universim, a new breed of God Game in development by Crytivo.
- 5

Life is Feudal: Forest Village
Single-player alternative to The Colony Experiment — playable solo, no multiplayer required. Shares Strategy and Indie with The Colony Experiment.
LiF:Forest Village is a city builder with survival aspects in a realistic harsh medieval world. Shape, build and expand your settlement, grow various food to prevent your villagers from avitaminosis and starvation. Possess them for additional micromanagement or simply to wander around.
- 6

Gnomoria
Single-player alternative to The Colony Experiment — playable solo, no multiplayer required. Shares Strategy and Indie with The Colony Experiment.
Gnomoria is a sandbox village management game where you help lead a small group of gnomes, who have set out on their own, to thrive into a bustling kingdom! Anything you see can be broken down and rebuilt elsewhere.
- 7

Founders' Fortune
Single-player alternative to The Colony Experiment — playable solo, no multiplayer required. Shares Strategy and Indie with The Colony Experiment.
A fantasy village builder focusing on creative building, colonist psychology and base defense. Handle resources, farming, production, tools, diplomacy, families, trading, defense, and research, as well as the wishes, expectations, thoughts, and equipment of every villager.
- 8

First Feudal
Single-player alternative to The Colony Experiment — playable solo, no multiplayer required. Shares Strategy and Indie with The Colony Experiment.
Become a real medieval feudal lord: start with a small village and build it up into an enormous impenetrable castle. You will have to repel enemy raids: hide behind thick walls, lure your enemies into strategically placed traps, and even lead your loyal peasants into battle.
- 9

Survivor Joe Lost Island
Single-player alternative to The Colony Experiment — playable solo, no multiplayer required. Shares Indie with The Colony Experiment.
Fight, explore, and survive a strange island in this 2D action-platformer, building your character with weapons and perks while tackling a story campaign or diving into a replayable roguelike temple mode.
- 10

Skillful Pixel Dungeon
Single-player alternative to The Colony Experiment — playable solo, no multiplayer required. Shares Indie with The Colony Experiment.
A roguelike RPG refined over 10 years with nearly 1M mobile downloads. Choose from 4 unique classes, explore procedural dungeons, and defeat epic bosses. Every run is different.
- 11

Pixel Dungeon Platformer
Single-player alternative to The Colony Experiment — playable solo, no multiplayer required. Shares Indie with The Colony Experiment.
Skillful Pixel Dungeon made real-time.