Free Military Games on Steam
Steam currently has 3,043 Military 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 Military game rankings were last updated on 2/14/2025.
Looking for more? Explore other lists such as:
- Best military games on Steam
- Best military Steam Deck games
- Best military Steam games for Mac OS
- Best military Linux games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
1. Counter-Strike 2
For over two decades, Counter-Strike has offered an elite competitive experience, one shaped by millions of players from across the globe. And now the next chapter in the CS story is about to begin. This is Counter-Strike 2.
Counter-Strike 2 holds the #1 spot for "best free Military game on Steam" with a Player Score of 87. Its score was calculated by analyzing a total of 8,557,931 reviews on Steam. This breaks down to a total of 7,432,829 positive reviews and 1,125,102 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 Counter-Strike 2 on the Steam Deck (though some functionality may be limited).
2. War Thunder
War Thunder is the most comprehensive free-to-play, cross-platform, MMO military game dedicated to aviation, armoured vehicles, and naval craft, from the early 20th century to the most advanced modern combat units. Join now and take part in major battles on land, in the air, and at sea.
War Thunder has achieved a Player Score of 73, placing it in the #2 spot for the best free Military games. Its score was calculated by analyzing a total of 593,432 reviews on Steam. This breaks down to a total of 433,392 positive reviews and 160,040 negative reviews — making it "Mostly 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 | 8/15/2013 |
| Franchise | Gaijin Network Ltd |
| Developer | Gaijin Entertainment |
| Publishers | |
| Steam App Id | 236390 |
3. Delta Force
Delta Force, a free-to-play 1st-person tactical shooter, returns as the latest in the classic series. With 25 years defining the genre, Delta Force is back with an upgraded arsenal of weaponry, jaw-dropping environments, and a truly dynamic world.
Delta Force has achieved a Player Score of 68, placing it in the #3 spot for the best free Military games. Its score was calculated by analyzing a total of 77,428 reviews on Steam. This breaks down to a total of 53,089 positive reviews and 24,339 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 Delta Force on the Steam Deck.
| Release Date | 12/4/2024 |
| Developer | Team Jade |
| Publisher | TiMi Studio Group |
| Steam App Id | 2507950 |
4. World of Tanks Blitz
Tanks, not war: jump into a free-to-play MMO action shooter with over 400 tanks. Enjoy stunning graphics and intuitive touch controls. Engage in 7vs7 battles, strategize with your team to conquer diverse maps. Customize tanks, unlock upgrades, and dive into adrenaline-pumping action on mobile and PC
World of Tanks Blitz has achieved a Player Score of 78, placing it in the #4 spot for the best free Military games. Its score was calculated by analyzing a total of 146,658 reviews on Steam. This breaks down to a total of 115,484 positive reviews and 31,174 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 World of Tanks Blitz on the Steam Deck (though some functionality may be limited).
| Release Date | 11/9/2016 |
| Franchise | Wargaming Group Ltd. |
| Developer | Wargaming Group Limited |
| Publisher | Wargaming Group Limited |
| Steam App Id | 444200 |
5. Age of Empires III: Definitive Edition
Age of Empires III: Definitive Edition offers players a trial of this historical single & multiplayer RTS experience. *Note: To unlock all features of the game please see the “Base Game” product.
Age of Empires III: Definitive Edition has achieved a Player Score of 83, placing it in the #5 spot for the best free Military games. Its score was calculated by analyzing a total of 46,600 reviews on Steam. This breaks down to a total of 39,355 positive reviews and 7,245 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 Age of Empires III: Definitive Edition on the Steam Deck (though some functionality may be limited).
| Release Date | 10/15/2020 |
| Franchise | Age of Empires Franchise |
| Developers | |
| Publisher | Xbox Game Studios |
| Steam App Id | 933110 |
6. World of Warships
Immerse yourself in thrilling naval battles and assemble an armada of over 600 ships from the first half of the 20th century — from stealthy destroyers to gigantic battleships. Change the look of your ship, choose upgrades to suit your play style, and go into battle with other players!
World of Warships has achieved a Player Score of 76, placing it in the #6 spot for the best free Military games. Its score was calculated by analyzing a total of 143,720 reviews on Steam. This breaks down to a total of 110,775 positive reviews and 32,945 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 World of Warships on the Steam Deck (though some functionality may be limited).
| Release Date | 11/15/2017 |
| Franchise | Wargaming Group Ltd. |
| Developer | Wargaming Group Limited |
| Publisher | Wargaming Group Limited |
| Steam App Id | 552990 |
7. World of Tanks
Jump into the free-to-play team-based shooter with an ever-expanding roster of historical vehicles, stunning graphics, spectacular locales, and orchestral scores. Show your mastery and face other players in thrilling PvP clashes. A unique mix of strategy and action awaits!
World of Tanks has achieved a Player Score of 83, placing it in the #7 spot for the best free Military games. Its score was calculated by analyzing a total of 83,018 reviews on Steam. This breaks down to a total of 69,971 positive reviews and 13,047 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 World of Tanks on the Steam Deck (though some functionality may be limited).
| Release Date | 4/29/2021 |
| Franchise | Wargaming Group Ltd. |
| Developer | Wargaming Group Limited |
| Publisher | Wargaming Group Limited |
| Steam App Id | 1407200 |
8. Combat Master: Season 3
Join fast-paced action-packed combat. Play Combat Master -- AAA experience on any hardware. Best-in-class multiplayer gunfight. Next-level extreme performance. Lightning-speed loading time and a whole lot more.
Combat Master: Season 3 has achieved a Player Score of 87, placing it in the #8 spot for the best free Military games. Its score was calculated by analyzing a total of 42,354 reviews on Steam. This breaks down to a total of 37,427 positive reviews and 4,927 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 | 4/21/2023 |
| Developer | Alfa Bravo Inc |
| Publisher | Alfa Bravo Inc |
| Steam App Id | 2281730 |
9. Caliber
Caliber is a team-based online shooter focused on special forces units from all over the world. More than 70 operators with unique abilities and weapons as well as various game modes and maps are waiting for you.
Caliber has achieved a Player Score of 75, placing it in the #9 spot for the best free Military games. Its score was calculated by analyzing a total of 19,891 reviews on Steam. This breaks down to a total of 15,220 positive reviews and 4,671 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 Caliber on the Steam Deck (though some functionality may be limited).
| Release Date | 4/12/2023 |
| Franchise | 1C Game Studios |
| Developer | 1C Game Studios |
| Publishers | |
| Steam App Id | 307950 |
10. GIRLS' FRONTLINE 2: EXILIUM
Hello Commanders, Please board the Elmo and set off into the breaking dawn.
GIRLS' FRONTLINE 2: EXILIUM has achieved a Player Score of 87, placing it in the #10 spot for the best free Military games. Its score was calculated by analyzing a total of 498 reviews on Steam. This breaks down to a total of 464 positive reviews and 34 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.
| Release Date | 2/10/2025 |
| Developer | SUNBORN Information Co., Ltd. |
| Publisher | Darkwinter Software Limited |
| Steam App Id | 3347400 |
More Free Military Games
Explore even more rankings for the 100 best free Military games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 1,054,434 | 8/21/2012 | 87 | Free | Steam Charts | |
| 64,183 | 8/15/2013 | 73 | Free | Steam Charts | |
| 55,832 | 12/4/2024 | 68 | Free | Steam Charts | |
| 6,480 | 11/9/2016 | 78 | Free | Steam Charts | |
| 5,395 | 10/15/2020 | 83 | Free | Steam Charts | |
| 4,892 | 11/15/2017 | 76 | Free | Steam Charts | |
| 4,436 | 4/29/2021 | 83 | Free | Steam Charts | |
| 1,797 | 4/21/2023 | 87 | Free | Steam Charts | |
| 1,555 | 4/12/2023 | 75 | Free | Steam Charts | |
| 1,504 | 2/10/2025 | 87 | Free | Steam Charts | |
 | 1,385 | 8/2/2013 | 84 | Free | Steam Charts | |
 | 1,225 | 8/22/2024 | 73 | Free | Steam Charts | |
 | 936 | 10/8/2019 | 84 | Free | Steam Charts | |
 | 762 | 4/15/2020 | 75 | Free | Steam Charts | |
 | 501 | 3/6/2020 | 74 | Free | Steam Charts | |
 | 473 | 7/16/2019 | 73 | Free | Steam Charts | |
 | 458 | 6/26/2019 | 75 | Free | Steam Charts | |
 | 451 | 5/22/2024 | 71 | Free | Steam Charts | |
 | 446 | 7/1/2014 | 66 | Free | Steam Charts | |
 | 421 | 10/21/2017 | 70 | 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, February 14). Steam Store. Steam Store.
- Valve Corporation. (2025, February 14). Counter-Strike 2 on Steam. Steam Store.
- Valve Corporation. (2025, February 14). War Thunder on Steam. Steam Store.
- Valve Corporation. (2025, February 15). Delta Force on Steam. Steam Store.
- Valve Corporation. (2025, February 14). World of Tanks Blitz on Steam. Steam Store.
- Valve Corporation. (2025, January 27). Age of Empires III: Definitive Edition on Steam. Steam Store.
- Valve Corporation. (2025, February 14). World of Warships on Steam. Steam Store.
- Valve Corporation. (2025, February 14). World of Tanks on Steam. Steam Store.
- Valve Corporation. (2025, February 1). Combat Master: Season 3 on Steam. Steam Store.
- Valve Corporation. (2025, February 15). Caliber on Steam. Steam Store.
- Valve Corporation. (2025, February 15). GIRLS' FRONTLINE 2: EXILIUM on Steam. Steam Store.