The Best Base-building colony simulation Games for PC Windows

Space Haven is an early access game where you can design your own ship and manage your crew as you embark on a journey to save humanity. Build your spaceship tile by tile, explore the vast universe, engage in tactical ship-to-ship combat and witness the drama and emotions of your crew. The game allows for complete freedom to customize and design your ship symmetrically or asymmetrically.

RimWorld is a life simulator and management game set in a remote planet in the distant future. It features a unique character generation system to create complex personalities with flaws, drives and needs, as well as a story generator that creates unexpected scenarios for players to face.

Dwarf Fortress is an incredibly detailed, complex game where you help a colony of dwarves build a settlement by carving out bedrooms, dining halls and other necessary structures from the side of a mountain. You don't control individual dwarves but instead provide instructions for them to follow, with each dwarf having their own needs and wants that you become familiar with as you play.

Paragon Pioneers is a casual island management game where you build and manage a series of island nations. It offers over 100+ buildings to advance through and has an abstract look and mechanics that make it easy to manage on small screens. It's a stress-free game for casual players.

Kingdom Eighties is a standalone expansion to the award-winning Kingdom series. A singleplayer epic adventure of micro-strategy and base building. Defend your town against the mysterious Greed, and discover the secrets of your family lineage!

Oxygen Not Included is an innovative and unique colony-building game in which you control a crew of duplicants who start beneath the surface of a procedurally generated asteroid with nothing more than a ration box and cloning device. With its childlike art style and humour, Oxygen Not Included looks like less of a space simulator and more like The Sims in space, but don't let that fool you - it's brimming with complexity and depth.

Stranded: Alien Dawn drops you into an unknown alien world, where you'll lead survivors, build a high-tech outpost, and make tough decisions to survive. With engaging gameplay, a variety of planets, and a peaceful non-combat option, you'll experience a unique, unpredictable journey. But beware, time may slow and crafting can get repetitive in this thrilling survival sim.

Command swarms of warriors at an unprecedented scale of warfare in this blend of RTS and base-building. Lead ant colonies against the many fearsome threats of the insect world, while building intricate nests, developing pheromone-based tactics, and evolving to meet growing dangers.

EarthX is a rocket company management game. Go from launching small rockets on Earth to eventually building a colony on Mars. Create your own Internet constellation, develop new technologies, supply the International Space Station and terraform Mars!

Experience the mystery and challenge of managing a kingdom in Kingdom: New Lands. Explore new lands, build your kingdom, and defeat greedy creatures while discovering the secrets of this minimalist strategy game. With stunning visuals, simple controls, and a haunting soundtrack, Kingdom: New Lands will keep you hooked for hours as you learn and grow your empire.