Top 10 Games Like RimWorld in 2026
RimWorld is one of the most played games on Steam right now: 29,407 people were in game on October 18, 2026 (#51 by concurrent players). If you like its mix of Colony Sim, Base Building, and Survival, these 10 games come closest by Steam user tags. Each pick has at least 1,000 reviews and 70% or more positive.
Best RimWorld alternatives
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1. Oxygen Not Included
2019 · 96% positive of 135,664 reviews · $7.49
In common with RimWorld: Colony Sim, Base Building, Management, Survival
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2. Space Haven
2026 · 85% positive of 10,289 reviews · $9.99
In common with RimWorld: Colony Sim, Base Building, Management, Survival
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3. Colony Survival
2017 · 92% positive of 8,273 reviews · $18.71
In common with RimWorld: Colony Sim, Base Building, Management, Survival
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4. Judgment: Apocalypse Survival Simulation
2018 · 80% positive of 2,108 reviews · $16.99
In common with RimWorld: Colony Sim, Procedural Generation, Base Building, Management
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5. Going Medieval
2026 · 88% positive of 17,073 reviews · $22.49
In common with RimWorld: Colony Sim, Moddable, Base Building, Management
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6. Planetbase
2015 · 79% positive of 9,572 reviews · $7.49
In common with RimWorld: Colony Sim, Base Building, Management, Survival
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7. Founders' Fortune
2020 · 81% positive of 1,861 reviews · $5.49
In common with RimWorld: Colony Sim, Base Building, Management, Survival
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8. Stardeus
2022 · 87% positive of 1,437 reviews · $29.99
In common with RimWorld: Colony Sim, Moddable, Base Building, Survival
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9. Aven Colony
2017 · 71% positive of 2,012 reviews · $2.99
In common with RimWorld: Colony Sim, Base Building, Management, Survival
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10. ALL WILL FALL
2026 · 76% positive of 1,281 reviews · $21.54
In common with RimWorld: Colony Sim, Replay Value, Base Building, Management
FAQ
What is the best game like RimWorld?
Oxygen Not Included is the closest match: it shares Colony Sim, Base Building, Management, and Survival with RimWorld and has 96% positive reviews out of 135,664.
Are there free games like RimWorld?
None of these 10 picks is free to play. The cheapest is Aven Colony at $2.99 (Steam price when the list was built).
How were these games picked?
We compare the Steam user tags of RimWorld with every Steam game that has at least 1,000 reviews and 70% or more positive, giving more weight to its most-voted and rarest tags. At most two games of one series make the list. The list was built on October 18, 2026.