Best Science Games on Steam
Steam currently has 1,332 Science games available to download and play. 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 11/26/2025.
Looking for more? Explore other lists such as:
- Free science games on Steam
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- Free Steam games
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1. Portal 2
The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!
Portal 2 holds the #1 spot for "best Science game on Steam" with a Player Score of 98. Its score was calculated by analyzing a total of 446,399 reviews on Steam. This breaks down to a total of 440,595 positive reviews and 5,804 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $9.99 to play and can be played and ran on both Windows and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
2. Portal
Portal™ is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay.
Portal has achieved a Player Score of 97, placing it in the #2 spot for the best Science games. Its score was calculated by analyzing a total of 185,743 reviews on Steam. This breaks down to a total of 182,949 positive reviews and 2,794 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $9.99 to play and can be played and ran on both Windows and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
3. STEINS;GATE
Developed by 5pb. and Nitroplus, STEINS;GATE was awarded Famitsu magazine's coveted annual Game of Excellence award and was voted one of the most emotionally charged “tear-inducing games” ever made, in a Famitsu poll. It is a gripping and moving Visual Novel, which has already spawned manga and anime adaptations.
STEINS;GATE has achieved a Player Score of 95, placing it in the #3 spot for the best Science games. Its score was calculated by analyzing a total of 24,058 reviews on Steam. This breaks down to a total of 23,373 positive reviews and 685 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $29.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play STEINS;GATE on the Steam Deck (though some functionality may be limited).
| Steam Price | $29.99 |
| Release Date | 9/8/2016 |
| Franchise | Science Adventure Series |
| Developer | MAGES. Inc. |
| Publisher | Spike Chunsoft Co., Ltd. |
| Steam App Id | 412830 |
4. WolfQuest: Anniversary Edition
Live the life of a wild wolf in a realistic ecological simulation set in Yellowstone National Park.
WolfQuest: Anniversary Edition has achieved a Player Score of 95, placing it in the #4 spot for the best Science games. Its score was calculated by analyzing a total of 11,574 reviews on Steam. This breaks down to a total of 11,307 positive reviews and 267 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. Valve has also verified it as playable on the Steam Deck and will run well.
5. 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 #5 spot for the best Science games. Its score was calculated by analyzing a total of 29,126 reviews on Steam. This breaks down to a total of 28,070 positive reviews and 1,056 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 |
6. Abiotic Factor
Abiotic Factor is a survival crafting experience for 1-6 players set in the depths of an underground research facility. Caught between paranormal containment failure, a military crusade, and chaos from a dozen realms, the world’s greatest minds must survive against the universe’s biggest threats.
Abiotic Factor has achieved a Player Score of 94, placing it in the #6 spot for the best Science games. Its score was calculated by analyzing a total of 46,856 reviews on Steam. This breaks down to a total of 44,926 positive reviews and 1,930 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $34.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play Abiotic Factor on the Steam Deck (though some functionality may be limited).
| Steam Price | $34.99 |
| Release Date | 7/22/2025 |
| Franchise | Playstack |
| Developer | Deep Field Games |
| Publishers | |
| Steam App Id | 427410 |
7. Portal: Revolution
The Portal Mod you've been waiting for. Delve into a new story with original characters, spanning over 8 hours of gameplay and featuring over 40 new challenging test chambers which make use of new mechanics.
Portal: Revolution has achieved a Player Score of 94, placing it in the #7 spot for the best Science games. Its score was calculated by analyzing a total of 27,978 reviews on Steam. This breaks down to a total of 26,913 positive reviews and 1,065 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is completely free to play and can be played and ran on both Windows and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Release Date | 1/6/2024 |
| Developer | Second Face Software |
| Publisher | Second Face Software |
| Steam App Id | 601360 |
8. CATO: Buttered Cat
Puzzle platformer where you control both the cat and the toast, based on the famous "Buttered Cat Paradox". The game features 200+ levels, 70+ skins, plus boss fights and mini-games!
CATO: Buttered Cat has achieved a Player Score of 94, placing it in the #8 spot for the best Science games. Its score was calculated by analyzing a total of 2,612 reviews on Steam. This breaks down to a total of 2,573 positive reviews and 39 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 |
9. Timberborn
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.
Timberborn has achieved a Player Score of 94, placing it in the #9 spot for the best Science games. Its score was calculated by analyzing a total of 34,268 reviews on Steam. This breaks down to a total of 32,861 positive reviews and 1,407 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 |
10. 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 #10 spot for the best Science games. Its score was calculated by analyzing a total of 130,693 reviews on Steam. This breaks down to a total of 124,433 positive reviews and 6,260 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 |
More Science Games
Explore even more rankings for the 100 best Science games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 912 | 4/18/2011 | 98 | $9.99 | Steam Charts | |
| 308 | 10/10/2007 | 97 | $9.99 | Steam Charts | |
| 173 | 9/8/2016 | 95 | $29.99 | Steam Charts | |
| 339 | 7/22/2025 | 95 | $29.99 | Steam Charts | |
| 264 | 8/24/2015 | 94 | $29.99 | Steam Charts | |
| 2,055 | 7/22/2025 | 94 | $34.99 | Steam Charts | |
| 93 | 1/6/2024 | 94 | Free | Steam Charts | |
| 13 | 9/5/2024 | 94 | $10.99 | Steam Charts | |
| 2,106 | 9/15/2021 | 94 | $34.99 | Steam Charts | |
| 1,660 | 4/27/2015 | 94 | $39.99 | Steam Charts | |
 | 31 | 4/19/2021 | 94 | Free | Steam Charts | |
 | 33 | 6/25/2015 | 94 | Free | Steam Charts | |
 | 83 | 6/14/2024 | 94 | Free | Steam Charts | |
 | 209 | 2/18/2020 | 94 | $14.99 | Steam Charts | |
 | 1 | 6/9/2023 | 94 | Free | Steam Charts | |
 | 54 | 12/11/2014 | 93 | $29.99 | Steam Charts | |
 | 119 | 4/11/2025 | 93 | $9.99 | Steam Charts | |
 | 154 | 6/11/2019 | 93 | $20.99 | Steam Charts | |
 | 61 | 5/8/2018 | 93 | $34.99 | Steam Charts | |
 | 121 | 2/18/2022 | 93 | $14.99 | 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, November 26). Steam Store. Steam Store.
- Valve Corporation. (2025, November 26). Portal 2 on Steam. Steam Store.
- Valve Corporation. (2025, November 26). Portal on Steam. Steam Store.
- Valve Corporation. (2025, November 26). STEINS;GATE on Steam. Steam Store.
- Valve Corporation. (2025, November 27). WolfQuest: Anniversary Edition on Steam. Steam Store.
- Valve Corporation. (2025, November 28). Universe Sandbox on Steam. Steam Store.
- Valve Corporation. (2025, November 26). Abiotic Factor on Steam. Steam Store.
- Valve Corporation. (2025, November 13). Portal: Revolution on Steam. Steam Store.
- Valve Corporation. (2025, November 27). CATO: Buttered Cat on Steam. Steam Store.
- Valve Corporation. (2025, November 26). Timberborn on Steam. Steam Store.
- Valve Corporation. (2025, November 1). Kerbal Space Program on Steam. Steam Store.