Single-player games like Catizens
Below are 10 single-player Steam games similar to Catizens, 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 Catizens page.
Ranked picks
- 1

Founders' Fortune
Single-player alternative to Catizens — playable solo, no multiplayer required. Shares Strategy and Indie with Catizens.
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.
- 2

Havendock
Single-player alternative to Catizens — playable solo, no multiplayer required. Shares Strategy and Indie with Catizens.
Breathe easy and thrive in this cozy colony sim. Build a haven for castaways, manage resources, live your best life on the ocean. Lead your humble settlement into a high-tech society.
- 3

Timberborn
Single-player alternative to Catizens — playable solo, no multiplayer required. Shares Strategy and Indie with Catizens.
Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A sandbox city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood.
- 4

Settlements Rising
Single-player alternative to Catizens — playable solo, no multiplayer required. Shares Strategy and Indie with Catizens.
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.
- 5

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

Cattails: Wildwood Story
Single-player alternative to Catizens — playable solo, no multiplayer required. Shares Indie and Simulation with Catizens.
Become a cat! In this cozy life sim RPG, you'll lead your colony into the mysterious Wildwood. Hunt prey, harvest herbs, collect magical treasures, & defend your new home from intruders. Build a thriving town to recruit new cats. Get to know the residents, fall in love, & raise a litter of kittens!
- 7

Autonauts
Single-player alternative to Catizens — playable solo, no multiplayer required. Shares Indie and Simulation with Catizens.
In Autonauts you must build, create, and automate. Start by establishing a colony, crafting bots and teaching them via Scratch-style programming to build an ever evolving autonomous paradise of agriculture, industry and enlightenment.
- 8

RimWorld
Single-player alternative to Catizens — playable solo, no multiplayer required. Shares Strategy and Indie with Catizens.
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.
- 9

The Sims™ 4
Single-player alternative to Catizens — playable solo, no multiplayer required. Shares Simulation and Casual with Catizens.
Play with life and discover the possibilities. Unleash your imagination and create a world of Sims that’s wholly unique. Explore and customize every detail from Sims to homes–and much more.
- 10

The Sims™ Legacy Collection
Single-player alternative to Catizens — playable solo, no multiplayer required. Shares Simulation and Casual with Catizens.
The original game you know and love. For Windows 10/11. Create a neighborhood of Sims and guide their lives through careers and romance. Or create chaos with open-ended gameplay that lets you shape their destinies.