Best Science Games on Steam (for Mac OS)
Steam currently has 1,243 Science 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. Science game rankings were last updated on 8/4/2025.
Looking for more? Explore other lists such as:
- Best science games on Steam
- Best science Steam Deck games
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- Free science games on Steam
- Free Steam games
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1. WolfQuest: Anniversary Edition
Live the life of a wild wolf in a realistic ecological simulation set in Yellowstone National Park.
WolfQuest: Anniversary Edition holds the #1 spot for "best Mac OS Science game on Steam" with a Player Score of 95. Its score was calculated by analyzing a total of 10,743 reviews on Steam. This breaks down to a total of 10,506 positive reviews and 237 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.
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 Science games. Its score was calculated by analyzing a total of 27,942 reviews on Steam. This breaks down to a total of 26,936 positive reviews and 1,006 negative reviews — making it "Overwhelmingly 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 Universe Sandbox on the Steam Deck (though some functionality may be limited).
| Steam Price | $29.99 |
| Release Date | 8/24/2015 |
| Developer | Giant Army |
| Publisher | Giant Army |
| Steam App Id | 230290 |
3. CATO: Buttered Cat
CATO = Cat + Toast = Buttered cat paradox = Anti-gravity 🍞🐈🧩 200+ puzzles，40+ skins
CATO: Buttered Cat has achieved a Player Score of 94, placing it in the #3 spot for the best Mac OS Science games. Its score was calculated by analyzing a total of 2,414 reviews on Steam. This breaks down to a total of 2,379 positive reviews and 35 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $10.99 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 | $10.99 |
| Release Date | 9/5/2024 |
| Franchise | GCORES PUBLISHING |
| Developer | Team Woll |
| Publisher | GCORES PUBLISHING |
| Steam App Id | 1999520 |
4. 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 #4 spot for the best Mac OS Science games. Its score was calculated by analyzing a total of 128,829 reviews on Steam. This breaks down to a total of 122,645 positive reviews and 6,184 negative reviews — making it "Overwhelmingly 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, it is possible to play Kerbal Space Program on the Steam Deck (though some functionality may be limited).
| Steam Price | $9.99 |
| Release Date | 4/27/2015 |
| Franchise | Private Division |
| Developer | Squad |
| Publisher | Private Division |
| Steam App Id | 220200 |
5. Portal Reloaded
Portal Reloaded is a free, community made modification for Portal 2. The mod builds on the concepts of the main game by allowing you to place a third portal, which enables traveling between two different timelines. Thinking in four dimensions is vital to solving 25 brand new mind-bending puzzles.
Portal Reloaded has achieved a Player Score of 94, placing it in the #5 spot for the best Mac OS Science games. Its score was calculated by analyzing a total of 21,200 reviews on Steam. This breaks down to a total of 20,381 positive reviews and 819 negative reviews — making it "Overwhelmingly 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 Portal Reloaded on the Steam Deck (though some functionality may be limited).
6. Portal Stories: Mel
Portal Stories: Mel is a community made, free modification for Portal 2 based in the Portal universe. It tells the story of Mel, who meets a new personality core and faces an undiscovered threat to the Aperture facility.
Portal Stories: Mel has achieved a Player Score of 94, placing it in the #6 spot for the best Mac OS Science games. Its score was calculated by analyzing a total of 22,799 reviews on Steam. This breaks down to a total of 21,904 positive reviews and 895 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is completely free 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.
| Release Date | 6/25/2015 |
| Developer | Prism Game Studios Ltd. |
| Publisher | Prism Game Studios Ltd. |
| Steam App Id | 317400 |
7. 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 #7 spot for the best Mac OS Science games. Its score was calculated by analyzing a total of 32,453 reviews on Steam. This breaks down to a total of 31,101 positive reviews and 1,352 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $24.49 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 | $24.49 |
| Release Date | 9/15/2021 |
| Developer | Mechanistry |
| Publisher | Mechanistry |
| Steam App Id | 1062090 |
8. The Powder Toy
The Powder Toy is a classic physics sandbox game, which simulates air pressure and velocity, heat, gravity and a countless number of interactions between different substances
The Powder Toy has achieved a Player Score of 94, placing it in the #8 spot for the best Mac OS Science games. Its score was calculated by analyzing a total of 1,970 reviews on Steam. This breaks down to a total of 1,943 positive reviews and 27 negative reviews — making it "Overwhelmingly 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 The Powder Toy on the Steam Deck (though some functionality may be limited).
| Release Date | 6/14/2024 |
| Developer | The Powder Toy Team |
| Publisher | The Powder Toy Team |
| Steam App Id | 1148350 |
9. Besiege
Besiege is a physics building game about constructing mechanical machines to annihilate armies, obliterate castles and overcome challenging obstacles. Conquer the campaign or skirmish with friends in Multiplayer!
Besiege has achieved a Player Score of 94, placing it in the #9 spot for the best Mac OS Science games. Its score was calculated by analyzing a total of 50,801 reviews on Steam. This breaks down to a total of 48,431 positive reviews and 2,370 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $14.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Besiege on the Steam Deck (though some functionality may be limited).
| Steam Price | $14.99 |
| Release Date | 2/18/2020 |
| Franchise | Spiderling Studios |
| Developer | Spiderling Studios |
| Publisher | Spiderling Studios |
| Steam App Id | 346010 |
10. The Talos Principle
The Talos Principle is a first-person puzzle game in the tradition of philosophical science fiction. Made by Croteam and written by Tom Jubert (FTL, The Swapper) and Jonas Kyratzes (The Sea Will Claim Everything).
The Talos Principle has achieved a Player Score of 93, placing it in the #10 spot for the best Mac OS Science games. Its score was calculated by analyzing a total of 32,039 reviews on Steam. This breaks down to a total of 30,563 positive reviews and 1,476 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $29.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play The Talos Principle on the Steam Deck (though some functionality may be limited).
| Steam Price | $29.99 |
| Release Date | 12/11/2014 |
| Developer | Croteam |
| Publishers | |
| Steam App Id | 257510 |
More Science Mac Games on Steam
Explore even more rankings for the 10 best Science games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 680 | 7/22/2025 | 95 | $19.99 | Steam Charts | |
| 373 | 8/24/2015 | 94 | $29.99 | Steam Charts | |
| 23 | 9/5/2024 | 94 | $10.99 | Steam Charts | |
| 2,226 | 4/27/2015 | 94 | $9.99 | Steam Charts | |
| 37 | 4/19/2021 | 94 | Free | Steam Charts | |
| 41 | 6/25/2015 | 94 | Free | Steam Charts | |
| 2,408 | 9/15/2021 | 94 | $24.49 | Steam Charts | |
| 103 | 6/14/2024 | 94 | Free | Steam Charts | |
| 323 | 2/18/2020 | 94 | $14.99 | Steam Charts | |
| 101 | 12/11/2014 | 93 | $29.99 | 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, August 4). Steam Store. Steam Store.
- Valve Corporation. (2025, August 4). WolfQuest: Anniversary Edition on Steam. Steam Store.
- Valve Corporation. (2025, August 4). Universe Sandbox on Steam. Steam Store.
- Valve Corporation. (2025, August 4). CATO: Buttered Cat on Steam. Steam Store.
- Valve Corporation. (2025, July 24). Kerbal Space Program on Steam. Steam Store.
- Valve Corporation. (2025, July 27). Portal Reloaded on Steam. Steam Store.
- Valve Corporation. (2025, July 25). Portal Stories: Mel on Steam. Steam Store.
- Valve Corporation. (2025, August 1). Timberborn on Steam. Steam Store.
- Valve Corporation. (2025, May 24). The Powder Toy on Steam. Steam Store.
- Valve Corporation. (2025, August 1). Besiege on Steam. Steam Store.
- Valve Corporation. (2025, July 30). The Talos Principle on Steam. Steam Store.