Best Colony Sim Games on Steam (for Mac OS)
Steam currently has 1,095 Colony Sim games, but not all of them are able to be played on Mac. Explore our list of the best picks ranked by Player Score. Our Player Score rankings are calculated directly from reviews left on the Steam store and will be updated in real-time as more players leave their feedback. Colony Sim game rankings were last updated on 9/13/2025.
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1. RimWorld
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.
RimWorld holds the #1 spot for "best Mac OS Colony Sim game on Steam" with a Player Score of 97. Its score was calculated by analyzing a total of 220,745 reviews on Steam. This breaks down to a total of 216,117 positive reviews and 4,628 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $34.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $34.99 |
| Release Date | 10/17/2018 |
| Developer | Ludeon Studios |
| Publisher | Ludeon Studios |
| Steam App Id | 294100 |
2. Oxygen Not Included
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.
Oxygen Not Included has achieved a Player Score of 95, placing it in the #2 spot for the best Mac OS Colony Sim games. Its score was calculated by analyzing a total of 132,032 reviews on Steam. This breaks down to a total of 127,756 positive reviews and 4,276 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $24.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $24.99 |
| Release Date | 7/30/2019 |
| Franchise | Klei |
| Developer | Klei Entertainment |
| Publisher | Klei Entertainment |
| Steam App Id | 457140 |
3. Cult of the Lamb
Start your own cult in a land of false prophets, venturing out into diverse and mysterious regions to build a loyal community of woodland Followers and spread your Word to become the one true cult.
Cult of the Lamb has achieved a Player Score of 94, placing it in the #3 spot for the best Mac OS Colony Sim games. Its score was calculated by analyzing a total of 106,857 reviews on Steam. This breaks down to a total of 102,230 positive reviews and 4,627 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $24.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $24.99 |
| Release Date | 8/11/2022 |
| Franchise | Devolver Digital |
| Developer | Massive Monster |
| Publisher | Devolver Digital |
| Steam App Id | 1313140 |
4. Timberborn
Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood.
Timberborn has achieved a Player Score of 94, placing it in the #4 spot for the best Mac OS Colony Sim games. Its score was calculated by analyzing a total of 32,933 reviews on Steam. This breaks down to a total of 31,562 positive reviews and 1,371 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $34.99 to play and can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Timberborn on the Steam Deck (though some functionality may be limited).
| Steam Price | $34.99 |
| Release Date | 9/15/2021 |
| Developer | Mechanistry |
| Publisher | Mechanistry |
| Steam App Id | 1062090 |
5. WorldBox - God Simulator
WorldBox is the ULTIMATE god simulator and sandbox game. A petri dish for your fantasy civilizations. Create your own world or destroy it using many powers. Watch civilizations grow, form kingdoms, colonize new lands, sail to far continents, wars to ignite, empires to fall and towns to burn!
WorldBox - God Simulator has achieved a Player Score of 93, placing it in the #5 spot for the best Mac OS Colony Sim games. Its score was calculated by analyzing a total of 47,200 reviews on Steam. This breaks down to a total of 44,824 positive reviews and 2,376 negative reviews — making it "Very Positive" on Steam.
It is priced at $19.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $19.99 |
| Release Date | 12/2/2021 |
| Developer | Maxim Karpenko |
| Publisher | Maxim Karpenko |
| Steam App Id | 1206560 |
6. Townscaper
Instant town building toy. Place housing blocks and watch them transform, piece by piece, into idyllic ocean-side towns, pastoral gardens, or sweeping cities on the sea.
Townscaper has achieved a Player Score of 93, placing it in the #6 spot for the best Mac OS Colony Sim games. Its score was calculated by analyzing a total of 21,207 reviews on Steam. This breaks down to a total of 20,245 positive reviews and 962 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $5.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $5.99 |
| Release Date | 8/26/2021 |
| Developer | Oskar Stålberg |
| Publisher | Raw Fury |
| Steam App Id | 1291340 |
7. Songs of Syx
Songs of Syx is a fantasy city-builder where you start off as an insignificant colony and build, scheme, and fight your way towards a metropolis and empire. The mechanics are complex and true to life, where small events can spiral into the collapse of kingdoms. Try the unlimited demo first!
Songs of Syx has achieved a Player Score of 93, placing it in the #7 spot for the best Mac OS Colony Sim games. Its score was calculated by analyzing a total of 6,054 reviews on Steam. This breaks down to a total of 5,809 positive reviews and 245 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $24.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Songs of Syx on the Steam Deck (though some functionality may be limited).
| Steam Price | $24.99 |
| Release Date | 9/21/2020 |
| Developer | Gamatron AB |
| Publisher | Gamatron AB |
| Steam App Id | 1162750 |
8. Cattails: Wildwood Story
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!
Cattails: Wildwood Story has achieved a Player Score of 92, placing it in the #8 spot for the best Mac OS Colony Sim games. Its score was calculated by analyzing a total of 1,660 reviews on Steam. This breaks down to a total of 1,618 positive reviews and 42 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $19.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $19.99 |
| Release Date | 10/20/2023 |
| Franchise | Falcon Development |
| Developer | Falcon Development |
| Publisher | Falcon Development |
| Steam App Id | 1882500 |
9. Empires of the Undergrowth
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.
Empires of the Undergrowth has achieved a Player Score of 92, placing it in the #9 spot for the best Mac OS Colony Sim games. Its score was calculated by analyzing a total of 15,873 reviews on Steam. This breaks down to a total of 15,014 positive reviews and 859 negative reviews — making it "Very Positive" on Steam.
It is priced at $29.99 to play and can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Empires of the Undergrowth on the Steam Deck (though some functionality may be limited).
| Steam Price | $29.99 |
| Release Date | 6/7/2024 |
| Franchise | Hooded Horse |
| Developer | Slug Disco |
| Publishers | |
| Steam App Id | 463530 |
10. ISLANDERS
ISLANDERS is a minimalist strategy game about building cities on colorful islands.
ISLANDERS has achieved a Player Score of 92, placing it in the #10 spot for the best Mac OS Colony Sim games. Its score was calculated by analyzing a total of 16,513 reviews on Steam. This breaks down to a total of 15,609 positive reviews and 904 negative reviews — making it "Very Positive" on Steam.
It is priced at $4.99 to play and can be played and ran on both Windows and Mac systems. At the moment, it is possible to play ISLANDERS on the Steam Deck (though some functionality may be limited).
| Steam Price | $4.99 |
| Release Date | 4/4/2019 |
| Franchise | ISLANDERS Franchise |
| Developers | |
| Publisher | Coatsink |
| Steam App Id | 1046030 |
More Colony Sim Mac Games on Steam
Explore even more rankings for the 10 best Colony Sim games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 31,756 | 10/17/2018 | 97 | $34.99 | Steam Charts | |
| 8,063 | 7/30/2019 | 95 | $24.99 | Steam Charts | |
| 2,095 | 8/11/2022 | 94 | $24.99 | Steam Charts | |
| 2,447 | 9/15/2021 | 94 | $34.99 | Steam Charts | |
| 3,967 | 12/2/2021 | 93 | $19.99 | Steam Charts | |
| 34 | 8/26/2021 | 93 | $5.99 | Steam Charts | |
| 285 | 9/21/2020 | 93 | $24.99 | Steam Charts | |
| 41 | 10/20/2023 | 92 | $19.99 | Steam Charts | |
| 358 | 6/7/2024 | 92 | $29.99 | Steam Charts | |
| 46 | 4/4/2019 | 92 | $4.99 | Steam Charts |
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Reviews and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.
- Valve Corporation. (2025, September 13). Steam Store. Steam Store.
- Valve Corporation. (2025, September 13). RimWorld on Steam. Steam Store.
- Valve Corporation. (2025, September 13). Oxygen Not Included on Steam. Steam Store.
- Valve Corporation. (2025, September 12). Cult of the Lamb on Steam. Steam Store.
- Valve Corporation. (2025, September 9). Timberborn on Steam. Steam Store.
- Valve Corporation. (2025, September 13). WorldBox - God Simulator on Steam. Steam Store.
- Valve Corporation. (2025, August 28). Townscaper on Steam. Steam Store.
- Valve Corporation. (2025, August 30). Songs of Syx on Steam. Steam Store.
- Valve Corporation. (2025, September 8). Cattails: Wildwood Story on Steam. Steam Store.
- Valve Corporation. (2025, September 11). Empires of the Undergrowth on Steam. Steam Store.
- Valve Corporation. (2025, September 9). ISLANDERS on Steam. Steam Store.