Best Space Sim Games on Steam (for Mac OS)
Steam currently has 1,485 Space 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. Space Sim game rankings were last updated on 4/23/2026.
Looking for more? Explore other lists such as:
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1. 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 holds the #1 spot for "best Mac OS Space Sim game on Steam" with a Player Score of 95. Its score was calculated by analyzing a total of 139,665 reviews on Steam. This breaks down to a total of 135,163 positive reviews and 4,502 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $7.49 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 | $7.49 |
| Release Date | 7/30/2019 |
| Franchise | Klei |
| Developer | Klei Entertainment |
| Publisher | Klei Entertainment |
| Steam App Id | 457140 |
2. Universe Sandbox
Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe.
Universe Sandbox has achieved a Player Score of 94, placing it in the #2 spot for the best Mac OS Space Sim games. Its score was calculated by analyzing a total of 30,849 reviews on Steam. This breaks down to a total of 29,760 positive reviews and 1,089 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $20.09 to play and can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Universe Sandbox on the Steam Deck (though some functionality may be limited).
| Steam Price | $20.09 |
| Release Date | 8/24/2015 |
| Developer | Giant Army |
| Publisher | Giant Army |
| Steam App Id | 230290 |
3. Kerbal Space Program
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.
Kerbal Space Program has achieved a Player Score of 94, placing it in the #3 spot for the best Mac OS Space Sim games. Its score was calculated by analyzing a total of 135,810 reviews on Steam. This breaks down to a total of 129,486 positive reviews and 6,324 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $39.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Kerbal Space Program on the Steam Deck (though some functionality may be limited).
| Steam Price | $39.99 |
| Release Date | 4/27/2015 |
| Franchise | Private Division |
| Developer | Squad |
| Publisher | Private Division |
| Steam App Id | 220200 |
4. FTL: Faster Than Light
This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat.
FTL: Faster Than Light has achieved a Player Score of 94, placing it in the #4 spot for the best Mac OS Space Sim games. Its score was calculated by analyzing a total of 77,698 reviews on Steam. This breaks down to a total of 73,921 positive reviews and 3,777 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $2.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play FTL: Faster Than Light on the Steam Deck (though some functionality may be limited).
| Steam Price | $2.99 |
| Release Date | 9/14/2012 |
| Developer | Subset Games |
| Publisher | Subset Games |
| Steam App Id | 212680 |
5. Spaceflight Simulator
In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.
Spaceflight Simulator has achieved a Player Score of 94, placing it in the #5 spot for the best Mac OS Space Sim games. Its score was calculated by analyzing a total of 8,057 reviews on Steam. This breaks down to a total of 7,786 positive reviews and 271 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $14.99 to play and can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Spaceflight Simulator on the Steam Deck (though some functionality may be limited).
| Steam Price | $14.99 |
| Release Date | 2/18/2022 |
| Developers | |
| Publishers | |
| Steam App Id | 1718870 |
6. Dune: Imperium
The award-winning board game of strategy and intrigue in the iconic universe of Dune. The Spice must flow.
Dune: Imperium has achieved a Player Score of 91, placing it in the #6 spot for the best Mac OS Space Sim games. Its score was calculated by analyzing a total of 4,006 reviews on Steam. This breaks down to a total of 3,773 positive reviews and 233 negative reviews — making it "Very Positive" on Steam.
It is priced at $22.99 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 | $22.99 |
| Release Date | 3/13/2024 |
| Franchise | DireWolfDigital |
| Developer | Dire Wolf |
| Publisher | Dire Wolf |
| Steam App Id | 1689500 |
7. Endless Sky
Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.
Endless Sky has achieved a Player Score of 89, placing it in the #7 spot for the best Mac OS Space Sim games. Its score was calculated by analyzing a total of 6,956 reviews on Steam. This breaks down to a total of 6,421 positive reviews and 535 negative reviews — making it "Very Positive" on Steam.
It is completely free to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Endless Sky on the Steam Deck (though some functionality may be limited).
| Release Date | 10/30/2015 |
| Developer | Michael Zahniser |
| Publisher | Michael Zahniser |
| Steam App Id | 404410 |
8. Cozy Space Survivors
A cozy time survival roguelite in space. You steer the shippy while the shooting happens automatically. Meet cute NPCs, solve small quests, and fight quirky enemies with satisfying weapons. A shorter experience for people who don't have much time but love playing (and finishing) games.
Cozy Space Survivors has achieved a Player Score of 89, placing it in the #8 spot for the best Mac OS Space Sim games. Its score was calculated by analyzing a total of 367 reviews on Steam. This breaks down to a total of 356 positive reviews and 11 negative reviews — making it "Very Positive" on Steam.
It is priced at $2.99 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 | $2.99 |
| Release Date | 5/3/2024 |
| Developer | simonschreibt |
| Publisher | simonschreibt |
| Steam App Id | 2657850 |
9. ΔV: Rings of Saturn
A physics-based mining sim, set in the thickest debris field in Sol. Every action has a reaction, lasers are invisible without a medium, and your thrust is a potent weapon. Find trade, adapt your equipment to your playstyle, hire a crew to help. Unravel the mysteries of the rings, or just get rich.
ΔV: Rings of Saturn has achieved a Player Score of 89, placing it in the #9 spot for the best Mac OS Space Sim games. Its score was calculated by analyzing a total of 3,325 reviews on Steam. This breaks down to a total of 3,082 positive reviews and 243 negative reviews — making it "Very Positive" on Steam.
It is priced at $6.29 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play ΔV: Rings of Saturn on the Steam Deck (though some functionality may be limited).
| Steam Price | $6.29 |
| Release Date | 7/21/2023 |
| Franchise | Kurki.games |
| Developer | Kodera Software |
| Publishers | |
| Steam App Id | 846030 |
10. X3: Albion Prelude
X3: Albion Prelude is the latest game in the X3 space game series. TRADE, FIGHT, BUILD, THINK in a living and breathing universe. A new plot and many additions to the open free-form gameplay.
X3: Albion Prelude has achieved a Player Score of 88, placing it in the #10 spot for the best Mac OS Space Sim games. Its score was calculated by analyzing a total of 2,127 reviews on Steam. This breaks down to a total of 1,965 positive reviews and 162 negative reviews — making it "Very Positive" on Steam.
It is priced at $9.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
More Space Sim Mac Games on Steam
Explore even more rankings for the 10 best Space Sim games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 8,333 | 7/30/2019 | 95 | $7.49 | Steam Charts | |
| 273 | 8/24/2015 | 94 | $20.09 | Steam Charts | |
| 6,607 | 4/27/2015 | 94 | $39.99 | Steam Charts | |
| 577 | 9/14/2012 | 94 | $2.99 | Steam Charts | |
| 416 | 2/18/2022 | 94 | $14.99 | Steam Charts | |
| 219 | 3/13/2024 | 91 | $22.99 | Steam Charts | |
| 75 | 10/30/2015 | 89 | Free | Steam Charts | |
| 1 | 5/3/2024 | 89 | $2.99 | Steam Charts | |
| 27 | 7/21/2023 | 89 | $6.29 | Steam Charts | |
| 27 | 12/16/2011 | 88 | $9.99 | 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. (2026, April 23). Steam Store. Steam Store.
- Valve Corporation. (2026, April 23). Oxygen Not Included on Steam. Steam Store.
- Valve Corporation. (2026, April 23). Universe Sandbox on Steam. Steam Store.
- Valve Corporation. (2026, April 22). Kerbal Space Program on Steam. Steam Store.
- Valve Corporation. (2026, April 17). FTL: Faster Than Light on Steam. Steam Store.
- Valve Corporation. (2026, April 17). Spaceflight Simulator on Steam. Steam Store.
- Valve Corporation. (2026, April 22). Dune: Imperium on Steam. Steam Store.
- Valve Corporation. (2026, April 14). Endless Sky on Steam. Steam Store.
- Valve Corporation. (2026, April 19). Cozy Space Survivors on Steam. Steam Store.
- Valve Corporation. (2026, April 15). ΔV: Rings of Saturn on Steam. Steam Store.
- Valve Corporation. (2026, April 2). X3: Albion Prelude on Steam. Steam Store.