Free Space Games on Steam

Steam currently has 5,656 Space games available to download and play. Explore our list of the best free games ranked by popularity and ratings. Data for this list is calculated from reviews and player counts reported directly by Steam and will be updated in real-time. Free Space game rankings were last updated on 12/6/2024.

Looking for more? Explore other lists such as:

1. Warframe

Awaken as an unstoppable warrior and battle alongside your friends in this story-driven free-to-play online action game

Warframe banner

Warframe holds the #1 spot for "best free Space game on Steam" with a Player Score of 87. Its score was calculated by analyzing a total of 600,203 reviews on Steam. This breaks down to a total of 524,399 positive reviews and 75,804 negative reviews — making it "Very Positive" on Steam.

It can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.

Release Date 3/25/2013
Developer Digital Extremes
Publisher Digital Extremes
Steam App Id 230410

2. Destiny 2

Destiny 2 is an action MMO with a single evolving world that you and your friends can join anytime, anywhere, absolutely free.

Destiny 2 banner

Destiny 2 has achieved a Player Score of 79, placing it in the #2 spot for the best free Space games. Its score was calculated by analyzing a total of 616,119 reviews on Steam. This breaks down to a total of 492,985 positive reviews and 123,134 negative reviews — making it "Very Positive" on Steam.

It can be played and ran on Windows systems. At the moment, it is not possible to play or run Destiny 2 on the Steam Deck.

Release Date 10/1/2019
Franchise Destiny
Developer Bungie
Publisher Bungie
Steam App Id 1085660

3. STAR WARS™: The Old Republic™

STAR WARS™: The Old Republic™ is a free-to-play MMORPG that puts you at the center of your own story-driven saga. Play as a Jedi, Sith, Bounty Hunter, or one of many other iconic STAR WARS roles in the galaxy far, far away over three thousand years before the classic films.

STAR WARS™: The Old Republic™ banner

STAR WARS™: The Old Republic™ has achieved a Player Score of 88, placing it in the #3 spot for the best free Space games. Its score was calculated by analyzing a total of 64,251 reviews on Steam. This breaks down to a total of 57,619 positive reviews and 6,632 negative reviews — making it "Very Positive" on Steam.

It can be played and ran on Windows systems. At the moment, it is possible to play STAR WARS™: The Old Republic™ on the Steam Deck (though some functionality may be limited).

Release Date 7/21/2020
Franchise BioWare EA
Developers
Publisher Electronic Arts
Steam App Id 1286830

4. Unnamed Space Idle

Destroy endless waves of alien ships that have all but wiped out humanity in this long form, unfolding, sci-fi idle game. Customize your ship with different weapons and defenses to defeat specific enemy types and utilize a ton of different systems to increase your overall power.

Unnamed Space Idle banner

Unnamed Space Idle has achieved a Player Score of 89, placing it in the #4 spot for the best free Space games. Its score was calculated by analyzing a total of 2,127 reviews on Steam. This breaks down to a total of 1,977 positive reviews and 150 negative reviews — making it "Very Positive" on Steam.

It can be played and ran on both Windows and Linux systems. At the moment, it is possible to play Unnamed Space Idle on the Steam Deck (though some functionality may be limited).

Release Date 7/27/2023
Developer Sylv
Publishers
Steam App Id 2471100

5. EVE Online

EVE Online is a free-to-play community driven space MMO where players can choose their own path from countless different options. Experience space exploration, immense PvP and PvE battles, mining, industry and a thriving player economy in an ever-expanding sandbox.

EVE Online banner

EVE Online has achieved a Player Score of 73, placing it in the #5 spot for the best free Space games. Its score was calculated by analyzing a total of 35,244 reviews on Steam. This breaks down to a total of 26,057 positive reviews and 9,187 negative reviews — making it "Mostly Positive" on Steam.

It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play EVE Online on the Steam Deck (though some functionality may be limited).

Release Date 12/16/2010
Franchise CCP Games
Developer CCP
Publisher CCP
Steam App Id 8500

6. Cell to Singularity - Evolution Never Ends

The epic story of evolution, technology, humanity, and dinosaurs is yours to tap.

Cell to Singularity - Evolution Never Ends banner

Cell to Singularity - Evolution Never Ends has achieved a Player Score of 88, placing it in the #6 spot for the best free Space games. Its score was calculated by analyzing a total of 22,174 reviews on Steam. This breaks down to a total of 19,974 positive reviews and 2,200 negative reviews — making it "Very Positive" on Steam.

It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Cell to Singularity - Evolution Never Ends on the Steam Deck (though some functionality may be limited).

Release Date 11/3/2021
Developer Computer Lunch
Publisher Computer Lunch
Steam App Id 977400

7. Halo Infinite

From one of gaming's most iconic sagas, Halo is bigger than ever. Featuring an expansive open-world campaign and a dynamic free to play multiplayer experience. 

Halo Infinite banner

Halo Infinite has achieved a Player Score of 70, placing it in the #7 spot for the best free Space games. Its score was calculated by analyzing a total of 174,182 reviews on Steam. This breaks down to a total of 122,138 positive reviews and 52,044 negative reviews — making it "Mostly Positive" on Steam.

It can be played and ran on Windows systems. At the moment, it is possible to play Halo Infinite on the Steam Deck (though some functionality may be limited).

Release Date 11/15/2021
Franchise Xbox Game Studios
Developer 343 Industries
Publisher Xbox Game Studios
Steam App Id 1240440

8. Galaxy Idle Clicker

Embark on an interstellar journey with Galaxy Idle Clicker! Conquer galaxies, upgrade your spaceship, and face off against a myriad of enemy ships. With engaging minigames, powerful upgrades, GIC delivers an unparalleled idle space adventure. Join the cosmic conquest today and dominate the universe!

Galaxy Idle Clicker banner

Galaxy Idle Clicker has achieved a Player Score of 73, placing it in the #8 spot for the best free Space games. Its score was calculated by analyzing a total of 448 reviews on Steam. This breaks down to a total of 349 positive reviews and 99 negative reviews — making it "Mostly Positive" on Steam.

It can be played and ran on Windows systems. At the moment, it is possible to play Galaxy Idle Clicker on the Steam Deck (though some functionality may be limited).

Release Date 7/18/2024
Developer Soehnle
Publisher Soehnle
Steam App Id 2962810

9. Antimatter Dimensions

Earn antimatter through dimensions! Gain Infinite antimatter to collapse the universe!

Antimatter Dimensions banner

Antimatter Dimensions has achieved a Player Score of 89, placing it in the #9 spot for the best free Space games. Its score was calculated by analyzing a total of 3,232 reviews on Steam. This breaks down to a total of 2,986 positive reviews and 246 negative reviews — making it "Very Positive" on Steam.

It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Antimatter Dimensions on the Steam Deck (though some functionality may be limited).

Release Date 12/17/2022
Developers
Publishers
Steam App Id 1399720

10. Idle Sphere

Stunning sphere-themed idle/incremental game. Experience simplicity's beauty.

Idle Sphere banner

Idle Sphere has achieved a Player Score of 63, placing it in the #10 spot for the best free Space games. Its score was calculated by analyzing a total of 137 reviews on Steam. This breaks down to a total of 91 positive reviews and 46 negative reviews — making it "Mixed" on Steam.

It can be played and ran on both Windows and Mac systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.

Release Date 11/17/2024
Developers
Publisher Idle System, Inc.
Steam App Id 3217600

More Free Space Games

Explore even more rankings for the 100 best free Space games available on Steam.

ImageName
Actions
Warframe steam charts
34,430
3/25/2013
87
Free
Steam Charts
Destiny 2 steam charts
27,649
10/1/2019
79
Free
Steam Charts
STAR WARS™: The Old Republic™ steam charts
5,805
7/21/2020
88
Free
Steam Charts
Unnamed Space Idle steam charts
4,112
7/27/2023
89
Free
Steam Charts
EVE Online steam charts
4,005
12/16/2010
73
Free
Steam Charts
Cell to Singularity - Evolution Never Ends steam charts
3,165
11/3/2021
88
Free
Steam Charts
Halo Infinite steam charts
1,932
11/15/2021
70
Free
Steam Charts
Galaxy Idle Clicker steam charts
1,575
7/18/2024
73
Free
Steam Charts
Antimatter Dimensions steam charts
1,156
12/17/2022
89
Free
Steam Charts
Idle Sphere steam charts
793
11/17/2024
63
Free
Steam Charts
Finn Dorset's Institute For Livestock Replication steam charts
707
10/3/2024
84
Free
Steam Charts
PlanetSide 2 steam charts
703
11/20/2012
80
Free
Steam Charts
Starward steam charts
365
4/25/2024
65
Free
Steam Charts
Idle Spiral steam charts
310
4/30/2022
78
Free
Steam Charts
Star Trek Timelines steam charts
243
7/12/2017
64
Free
Steam Charts
VEGA Conflict steam charts
228
12/14/2015
58
Free
Steam Charts
Ocean World: Eden Crafters Prologue steam charts
220
6/24/2024
89
Free
Steam Charts
Pixel Starships steam charts
191
5/23/2023
71
Free
Steam Charts
Hades' Star steam charts
164
2/27/2019
70
Free
Steam Charts
Star Trek Online steam charts
159
1/31/2012
77
Free
Steam Charts
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Soures & References

Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Player counts 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. (2024, December 6). Steam Store. Steam Store.
  • Valve Corporation. (2024, December 6). Warframe on Steam. Steam Store.
  • Valve Corporation. (2024, December 11). Destiny 2 on Steam. Steam Store.
  • Valve Corporation. (2024, December 10). STAR WARS™: The Old Republic™ on Steam. Steam Store.
  • Valve Corporation. (2024, December 11). Unnamed Space Idle on Steam. Steam Store.
  • Valve Corporation. (2024, December 6). EVE Online on Steam. Steam Store.
  • Valve Corporation. (2024, December 11). Cell to Singularity - Evolution Never Ends on Steam. Steam Store.
  • Valve Corporation. (2024, December 11). Halo Infinite on Steam. Steam Store.
  • Valve Corporation. (2024, December 11). Galaxy Idle Clicker on Steam. Steam Store.
  • Valve Corporation. (2024, November 11). Antimatter Dimensions on Steam. Steam Store.
  • Valve Corporation. (2024, December 11). Idle Sphere on Steam. Steam Store.

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