Free Spaceships Games on Steam
Steam currently has 250 Spaceships 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 Spaceships game rankings were last updated on 9/28/2025.
Looking for more? Explore other lists such as:
- Best spaceships games on Steam
- Best spaceships Steam Deck games
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- Free Steam games
- Most played Steam games
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1. 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 holds the #1 spot for "best free Spaceships game on Steam" with a Player Score of 89. Its score was calculated by analyzing a total of 3,364 reviews on Steam. This breaks down to a total of 3,117 positive reviews and 247 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 |
2. EVE Online
Over 20 years of legendary space battles! Explore a massive living universe of danger and opportunity in a challenging and highly rewarding sci-fi sandbox MMO. Fight, trade, build, and connect with a universe driven and shaped directly by players.
EVE Online has achieved a Player Score of 72, placing it in the #2 spot for the best free Spaceships games. Its score was calculated by analyzing a total of 37,089 reviews on Steam. This breaks down to a total of 27,256 positive reviews and 9,833 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).
3. Star Conflict
Star Conflict is an action-packed, massively multiplayer space simulation game that puts players in the role of elite pilots engaging in a widespread interplanetary skirmish. The whole world for PVP and PVE!
Star Conflict has achieved a Player Score of 72, placing it in the #3 spot for the best free Spaceships games. Its score was calculated by analyzing a total of 14,929 reviews on Steam. This breaks down to a total of 10,884 positive reviews and 4,045 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Star Conflict on the Steam Deck (though some functionality may be limited).
| Release Date | 2/27/2013 |
| Franchise | Gaijin Network Ltd |
| Developer | Star Gem Inc. |
| Publishers | |
| Steam App Id | 212070 |
4. Astrometica: Prologue
Astrometica: Prologue is the free game about surviving in space. You need to use your skills and tools to stay alive. There are many challenges to face, and you need to fight to survive. You also need to build a new base in space.
Astrometica: Prologue has achieved a Player Score of 86, placing it in the #4 spot for the best free Spaceships games. Its score was calculated by analyzing a total of 1,231 reviews on Steam. This breaks down to a total of 1,117 positive reviews and 114 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 Astrometica: Prologue on the Steam Deck (though some functionality may be limited).
| Release Date | 5/22/2024 |
| Franchise | RockGame S.A. |
| Developer | BeryMery |
| Publisher | RockGame S.A. |
| Steam App Id | 2904320 |
5. Alien Tag
Reject Monke, Become Alien. Discord.gg/AlienTag. AlienTagVR.com.
Alien Tag has achieved a Player Score of 40, placing it in the #5 spot for the best free Spaceships games. Its score was calculated by analyzing a total of 53 reviews on Steam. This breaks down to a total of 19 positive reviews and 34 negative reviews — making it "Mostly Negative" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Alien Tag on the Steam Deck.
| Release Date | 4/20/2024 |
| Developer | IRLDLC.COM INC |
| Publisher | IRLDLC.COM INC |
| Steam App Id | 2672170 |
6. Waking Up: Way Back Home
A child infiltrates a spaceship to carry out a secret rescue mission. His objective is compromised when they must make a forced landing on a strange planet. Explore this mysterious place, overcome obstacles, and find the way back home!
Waking Up: Way Back Home has achieved a Player Score of 80, placing it in the #6 spot for the best free Spaceships games. Its score was calculated by analyzing a total of 84 reviews on Steam. This breaks down to a total of 76 positive reviews and 8 negative reviews — making it "Very Positive" on Steam.
It 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.
| Release Date | 9/19/2023 |
| Developers | |
| Publishers | |
| Steam App Id | 2542530 |
7. Stars Survivor
Compete in a stunning galaxy where skill reigns supreme! Destroy planets, upgrade your ship, and dominate intense top-down battles. Climb the trophy leaderboard in this ever-evolving space shooter with constant updates. Will you claim your place among the stars?
Stars Survivor has achieved a Player Score of 63, placing it in the #7 spot for the best free Spaceships games. Its score was calculated by analyzing a total of 5 reviews on Steam. This breaks down to a total of 4 positive reviews and 1 negative reviews — making it "5 user reviews" on Steam.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 3/7/2024 |
| Developers | |
| Publishers | |
| Steam App Id | 2824910 |
8. Astro Lords
Player bases are located on asteroids, which travel within the Oort Cloud. Once they’ve acquired the appropriate skills, players can control their asteroid’s movements. Mass-combat enthusiasts will love the Arena: here, players can battle it out against alien races or other Astro Lord players.
Astro Lords has achieved a Player Score of 62, placing it in the #8 spot for the best free Spaceships games. Its score was calculated by analyzing a total of 221 reviews on Steam. This breaks down to a total of 144 positive reviews and 77 negative reviews — making it "Mixed" on Steam.
It 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 | 9/29/2015 |
| Developer | Aratog LLC |
| Publishers | |
| Steam App Id | 385530 |
9. Space Odyssey
Players play as cute food astronauts in a co-op party game. Different ship's roles like pilot, gunner, shielder, and gatherer. 'Dark Hotpot,' a new team from the 'Space Academy,' faces a colossal jellyfish alien devouring their planet. They must defeat it and say their plant.
Space Odyssey has achieved a Player Score of 39, placing it in the #9 spot for the best free Spaceships games. Its score was calculated by analyzing a total of 42 reviews on Steam. This breaks down to a total of 14 positive reviews and 28 negative reviews — making it "Mostly Negative" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Space Odyssey on the Steam Deck (though some functionality may be limited).
10. メガロサミア -木星絶対防衛圏- Heaven's Fall
This is a space fleet shooting game that can be easily enjoyed with FPS-like controls.
メガロサミア -木星絶対防衛圏- Heaven's Fall has achieved a Player Score of 56, placing it in the #10 spot for the best free Spaceships games. Its score was calculated by analyzing a total of 3 reviews on Steam. This breaks down to a total of 2 positive reviews and 1 negative reviews — making it "3 user reviews" 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.
More Free Spaceships Games
Explore even more rankings for the 14 best free Spaceships games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 3,976 | 7/27/2023 | 89 | Free | Steam Charts | |
| 2,727 | 12/15/2010 | 72 | Free | Steam Charts | |
| 60 | 2/27/2013 | 72 | Free | Steam Charts | |
| 2 | 5/22/2024 | 86 | Free | Steam Charts | |
| 1 | 4/20/2024 | 40 | Free | Steam Charts | |
| 1 | 9/19/2023 | 80 | Free | Steam Charts | |
| 1 | 3/7/2024 | 63 | Free | Steam Charts | |
| 1 | 9/29/2015 | 62 | Free | Steam Charts | |
| 1 | 7/20/2024 | 39 | Free | Steam Charts | |
| 1 | 10/5/2023 | 56 | Free | Steam Charts | |
 | 1 | 3/12/2019 | 52 | Free | Steam Charts | |
 | 1 | 5/30/2019 | 57 | Free | Steam Charts | |
 | 1 | 9/11/2020 | 64 | Free | Steam Charts | |
 | 1 | 7/14/2023 | 71 | Free | Steam Charts |
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. (2025, September 28). Steam Store. Steam Store.
- Valve Corporation. (2025, September 28). Unnamed Space Idle on Steam. Steam Store.
- Valve Corporation. (2025, September 29). EVE Online on Steam. Steam Store.
- Valve Corporation. (2025, September 26). Star Conflict on Steam. Steam Store.
- Valve Corporation. (2025, September 27). Astrometica: Prologue on Steam. Steam Store.
- Valve Corporation. (2025, August 15). Alien Tag on Steam. Steam Store.
- Valve Corporation. (2025, September 28). Waking Up: Way Back Home on Steam. Steam Store.
- Valve Corporation. (2025, August 21). Stars Survivor on Steam. Steam Store.
- Valve Corporation. (2025, August 30). Astro Lords on Steam. Steam Store.
- Valve Corporation. (2025, September 27). Space Odyssey on Steam. Steam Store.
- Valve Corporation. (2025, April 9). メガロサミア -木星絶対防衛圏- Heaven's Fall on Steam. Steam Store.