Free Mechs Games on Steam
Steam currently has 814 Mechs 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 Mechs game rankings were last updated on 3/19/2025.
Looking for more? Explore other lists such as:
- Best mechs games on Steam
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- Free Steam games
- Most played Steam games
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1. War Robots
War Robots is an online third-person 6v6 PvP shooter—we’re talking dozens of combat robots, hundreds of weapons combinations, and heated clan battles.
War Robots holds the #1 spot for "best free Mechs game on Steam" with a Player Score of 60. Its score was calculated by analyzing a total of 25,708 reviews on Steam. This breaks down to a total of 15,498 positive reviews and 10,210 negative reviews — making it "Mixed" 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 | 4/4/2018 |
| Franchise | MY.GAMES |
| Developers | |
| Publishers | |
| Steam App Id | 767560 |
2. Aeons Echo
Aeons Echo offers a captivating role-playing adventure where sexy goddesses meet lewd mythology in a cyber-futuristic world. On your mission to save Zeus, you'll encounter kinky girls, steamy scenes, dating sim elements, interactive features, and diverse gameplay modes.
Aeons Echo has achieved a Player Score of 73, placing it in the #2 spot for the best free Mechs games. Its score was calculated by analyzing a total of 2,653 reviews on Steam. This breaks down to a total of 2,006 positive reviews and 647 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 Aeons Echo on the Steam Deck (though some functionality may be limited).
| Release Date | 8/22/2024 |
| Developer | Aeons Studio |
| Publisher | Nutaku Publishing |
| Steam App Id | 2832330 |
3. MOBILE SUIT GUNDAM BATTLE OPERATION 2
This is a free-to-play team battle action game based on the "Mobile Suit Gundam" series of the Universal Century. Whether by land or by space, lay waste to your foes using either your favorite Mobile Suit or roam the battlefield as infantry and capture important objectives.
MOBILE SUIT GUNDAM BATTLE OPERATION 2 has achieved a Player Score of 23, placing it in the #3 spot for the best free Mechs games. Its score was calculated by analyzing a total of 19,692 reviews on Steam. This breaks down to a total of 4,184 positive reviews and 15,508 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 MOBILE SUIT GUNDAM BATTLE OPERATION 2 on the Steam Deck.
| Release Date | 5/30/2023 |
| Franchise | Bandai Namco Entertainment |
| Developers | |
| Publisher | Bandai Namco Entertainment Inc. |
| Steam App Id | 1367080 |
4. MechWarrior Online™ Legends
MechWarrior Online™ Legends is a tactical, 'Mech-based online shooter set in the vast BattleTech Universe. Assume the role of an elite MechWarrior, piloting powerful BattleMechs, fighting for supremacy over the Inner Sphere.
MechWarrior Online™ Legends has achieved a Player Score of 79, placing it in the #4 spot for the best free Mechs games. Its score was calculated by analyzing a total of 12,053 reviews on Steam. This breaks down to a total of 9,686 positive reviews and 2,367 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 MechWarrior Online™ Legends on the Steam Deck (though some functionality may be limited).
| Release Date | 12/10/2015 |
| Developer | Piranha Games Inc. |
| Publisher | Piranha Games Inc. |
| Steam App Id | 342200 |
5. Metal Slug: Awakening
Metal Slug: Awakening continues the classic gameplay loved by fans, with exciting new features like World Adventure, 3-player Team-up, and Roguelike challenges. Join forces with your friends online to take on powerful bosses anytime, anywhere!
Metal Slug: Awakening has achieved a Player Score of 66, placing it in the #5 spot for the best free Mechs games. Its score was calculated by analyzing a total of 3,079 reviews on Steam. This breaks down to a total of 2,080 positive reviews and 999 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Metal Slug: Awakening on the Steam Deck.
| Release Date | 7/19/2024 |
| Developer | Tencent |
| Publisher | HaoPlay Limited |
| Steam App Id | 2963870 |
6. CosmicBreak Universal
CosmicBreak Universal is an MMO action game that lets you play massive battles of up to 30 vs 30 players using customizable robots and humanoids! Create your own original character and aim for victory with your allies!
CosmicBreak Universal has achieved a Player Score of 56, placing it in the #6 spot for the best free Mechs games. Its score was calculated by analyzing a total of 1,328 reviews on Steam. This breaks down to a total of 749 positive reviews and 579 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play CosmicBreak Universal on the Steam Deck (though some functionality may be limited).
| Release Date | 4/6/2021 |
| Developer | CyberStep, Inc. |
| Publisher | CyberStep, Inc. |
| Steam App Id | 1140620 |
7. Honkai Impact 3rd
Honkai Impact 3rd - Ultimate anime action made real! HD cel-shading, infinite combos, explosive feedback... Experience next-gen real-time action! An original tale told across media, immersive stage events, star-studded voice cast... Become part of the legend!
Honkai Impact 3rd has achieved a Player Score of 72, placing it in the #7 spot for the best free Mechs games. Its score was calculated by analyzing a total of 9,664 reviews on Steam. This breaks down to a total of 7,050 positive reviews and 2,614 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Honkai Impact 3rd on the Steam Deck.
| Release Date | 10/21/2021 |
| Developers | |
| Publishers | |
| Steam App Id | 1671200 |
8. War Robots: Frontiers
Gear up for tactical mech action in War Robots: Frontiers, a free-to-play multiplayer mech shooter. Construct and customize, squad up with Pilots online, and fire up your engines in massive intergalactic battles.
War Robots: Frontiers has achieved a Player Score of 60, placing it in the #8 spot for the best free Mechs games. Its score was calculated by analyzing a total of 1,571 reviews on Steam. This breaks down to a total of 954 positive reviews and 617 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run War Robots: Frontiers on the Steam Deck.
9. 3 Days War
3 Days War is a unique multiplayer strategy war game. Integrating the mechanics of RTS+4X, it allows dozens of players to engage in a three-day real-time strategy competitionon. Commanders, use your skills, strategies, games and even deception to become the ultimate winner!
3 Days War has achieved a Player Score of 81, placing it in the #9 spot for the best free Mechs games. Its score was calculated by analyzing a total of 622 reviews on Steam. This breaks down to a total of 534 positive reviews and 88 negative reviews — making it "Very Positive" 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.
10. Stormgate
Stormgate is a free-to-play RTS in active development. Featuring competitive 1v1, 3P co-op missions, and an evolving campaign, Frost Giant aims to build the next great RTS, guided by player feedback. A 3v3 mode is also on the way, so join our development journey today!
Stormgate has achieved a Player Score of 48, placing it in the #10 spot for the best free Mechs games. Its score was calculated by analyzing a total of 7,104 reviews on Steam. This breaks down to a total of 3,429 positive reviews and 3,675 negative reviews — making it "Mixed" 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 | 7/30/2024 |
| Developer | Frost Giant Studios |
| Publisher | Frost Giant Studios |
| Steam App Id | 2012510 |
More Free Mechs Games
Explore even more rankings for the 82 best free Mechs games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 1,855 | 4/4/2018 | 60 | Free | Steam Charts | |
| 1,667 | 8/22/2024 | 73 | Free | Steam Charts | |
| 1,440 | 5/30/2023 | 23 | Free | Steam Charts | |
| 306 | 12/10/2015 | 79 | Free | Steam Charts | |
| 288 | 7/19/2024 | 66 | Free | Steam Charts | |
| 162 | 4/6/2021 | 56 | Free | Steam Charts | |
| 123 | 10/21/2021 | 72 | Free | Steam Charts | |
| 96 | 3/4/2025 | 60 | Free | Steam Charts | |
| 53 | 4/17/2023 | 81 | Free | Steam Charts | |
| 48 | 7/30/2024 | 48 | Free | Steam Charts | |
 | 45 | 10/28/2021 | 62 | Free | Steam Charts | |
 | 41 | 2/11/2021 | 63 | Free | Steam Charts | |
 | 14 | 1/29/2025 | 54 | Free | Steam Charts | |
 | 14 | 3/11/2022 | 58 | Free | Steam Charts | |
 | 12 | 3/30/2018 | 82 | Free | Steam Charts | |
 | 9 | 12/26/2024 | 63 | Free | Steam Charts | |
 | 4 | 3/25/2016 | 74 | Free | Steam Charts | |
 | 4 | 5/17/2023 | 31 | Free | Steam Charts | |
 | 4 | 10/17/2014 | 69 | Free | Steam Charts | |
 | 4 | 10/14/2020 | 63 | 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, March 19). Steam Store. Steam Store.
- Valve Corporation. (2025, March 19). War Robots on Steam. Steam Store.
- Valve Corporation. (2025, March 20). Aeons Echo on Steam. Steam Store.
- Valve Corporation. (2025, March 18). MOBILE SUIT GUNDAM BATTLE OPERATION 2 on Steam. Steam Store.
- Valve Corporation. (2025, March 19). MechWarrior Online™ Legends on Steam. Steam Store.
- Valve Corporation. (2025, March 19). Metal Slug: Awakening on Steam. Steam Store.
- Valve Corporation. (2025, February 20). CosmicBreak Universal on Steam. Steam Store.
- Valve Corporation. (2025, March 13). Honkai Impact 3rd on Steam. Steam Store.
- Valve Corporation. (2025, March 20). War Robots: Frontiers on Steam. Steam Store.
- Valve Corporation. (2025, March 19). 3 Days War on Steam. Steam Store.
- Valve Corporation. (2025, March 15). Stormgate on Steam. Steam Store.