Free Military Games on Steam
Steam currently has 4,124 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 5/1/2026.
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 86. Its score was calculated by analyzing a total of 9,573,703 reviews on Steam. This breaks down to a total of 8,248,996 positive reviews and 1,324,707 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. 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 58, placing it in the #2 spot for the best free Military games. Its score was calculated by analyzing a total of 180,956 reviews on Steam. This breaks down to a total of 105,469 positive reviews and 75,487 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 |
| Developers | |
| Publisher | TiMi Studio Group |
| Steam App Id | 2507950 |
3. 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 72, placing it in the #3 spot for the best free Military games. Its score was calculated by analyzing a total of 742,029 reviews on Steam. This breaks down to a total of 538,463 positive reviews and 203,566 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 |
4. Tom Clancy's Rainbow Six Siege
Rainbow Six® Siege is the reference in tactical team shooters, where elite strategy and execution triumph. Enjoy free access to Quick Match, Unranked, and Dual Front game modes with a selection of operators.
Tom Clancy's Rainbow Six Siege has achieved a Player Score of 82, placing it in the #4 spot for the best free Military games. Its score was calculated by analyzing a total of 1,508,313 reviews on Steam. This breaks down to a total of 1,243,948 positive reviews and 264,365 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 Tom Clancy's Rainbow Six Siege on the Steam Deck.
| Release Date | 12/1/2015 |
| Franchise | Tom Clancy Franchise |
| Developer | Ubisoft Montreal |
| Publisher | Ubisoft |
| Steam App Id | 359550 |
5. World of Warships
Immerse yourself in thrilling naval battles and assemble an armada of over 800 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 #5 spot for the best free Military games. Its score was calculated by analyzing a total of 154,202 reviews on Steam. This breaks down to a total of 118,158 positive reviews and 36,044 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 World of Warships on the Steam Deck (though some functionality may be limited).
| Release Date | 11/15/2017 |
| Franchise | World of Warships Franchise |
| Developer | Wargaming Group Limited |
| Publisher | Wargaming Group Limited |
| Steam App Id | 552990 |
6. World of Tanks
World of Tanks is a tactical action game with very different gameplay depending on the vehicle type and role. Aside from regular PvP, there are competitive and clan-based modes, special PvE and PvPvE events, and much more. Whether you play to dominate or just enjoy the ride, you'll fit right in.
World of Tanks has achieved a Player Score of 79, placing it in the #6 spot for the best free Military games. Its score was calculated by analyzing a total of 98,294 reviews on Steam. This breaks down to a total of 79,045 positive reviews and 19,249 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 |
7. World of Tanks Blitz
Blow off steam and tank turrets in a free-to-play online 7v7 tank shooter! Drive hundreds of tanks, from museum classics to "did-that-ever-exist?" specials, in quick 5 to 7-minute brawls packed with metal mayhem. Play solo or team up with a friend and enjoy smooth action even on modest hardware!
World of Tanks Blitz has achieved a Player Score of 77, placing it in the #7 spot for the best free Military games. Its score was calculated by analyzing a total of 152,224 reviews on Steam. This breaks down to a total of 118,887 positive reviews and 33,337 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 |
8. 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 84, placing it in the #8 spot for the best free Military games. Its score was calculated by analyzing a total of 53,162 reviews on Steam. This breaks down to a total of 45,431 positive reviews and 7,731 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 |
9. KARDS - The WW2 Card Game
KARDS, The World War II Card Game, combines traditional CCG gameplay with innovative mechanics inspired by classic strategy games and real battlefield tactics. Take command and challenge other players in grand-scale warfare on the ground, air, or seas.
KARDS - The WW2 Card Game has achieved a Player Score of 69, placing it in the #9 spot for the best free Military games. Its score was calculated by analyzing a total of 47,865 reviews on Steam. This breaks down to a total of 33,200 positive reviews and 14,665 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 KARDS - The WW2 Card Game on the Steam Deck.
| Release Date | 4/15/2020 |
| Developer | 1939 Games |
| Publisher | 1939 Games |
| Steam App Id | 544810 |
10. Myth of Empires: Throne
Myth of Empires: Throne is a free seasonal multiplayer warfare sandbox. Explore vast lands inspired by multiple civilizations, tame creatures, forge powerful weapons, and build your guild. Lead cross-server expeditions, conquer territories, and compete with players worldwide for the ultimate throne!
Myth of Empires: Throne has achieved a Player Score of 56, 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 286 positive reviews and 212 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 | 4/16/2026 |
| Developer | Angela Game |
| Publisher | Celestial Star Publishing |
| Steam App Id | 4510830 |
More Free Military Games
Explore even more rankings for the 100 best free Military games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 1,382,714 | 8/21/2012 | 86 | Free | Steam Charts | |
| 163,278 | 12/4/2024 | 58 | Free | Steam Charts | |
| 90,616 | 8/15/2013 | 72 | Free | Steam Charts | |
| 73,902 | 12/1/2015 | 82 | Free | Steam Charts | |
| 51,703 | 11/15/2017 | 76 | Free | Steam Charts | |
| 9,009 | 4/29/2021 | 79 | Free | Steam Charts | |
| 7,312 | 11/9/2016 | 77 | Free | Steam Charts | |
| 6,177 | 10/15/2020 | 84 | Free | Steam Charts | |
| 5,310 | 4/15/2020 | 69 | Free | Steam Charts | |
| 3,085 | 4/16/2026 | 56 | Free | Steam Charts | |
 | 1,704 | 7/2/2025 | 60 | Free | Steam Charts | |
 | 1,388 | 4/21/2023 | 87 | Free | Steam Charts | |
 | 1,339 | 4/12/2023 | 74 | Free | Steam Charts | |
 | 1,232 | 8/2/2013 | 84 | Free | Steam Charts | |
 | 1,208 | 5/30/2023 | 23 | Free | Steam Charts | |
 | 1,176 | 10/8/2019 | 84 | Free | Steam Charts | |
 | 792 | 5/22/2024 | 67 | Free | Steam Charts | |
 | 460 | 1/16/2026 | 79 | Free | Steam Charts | |
 | 411 | 8/22/2024 | 72 | Free | Steam Charts | |
 | 354 | 2/11/2025 | 66 | 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. (2026, May 1). Steam Store. Steam Store.
- Valve Corporation. (2026, May 1). Counter-Strike 2 on Steam. Steam Store.
- Valve Corporation. (2026, May 3). Delta Force on Steam. Steam Store.
- Valve Corporation. (2026, May 1). War Thunder on Steam. Steam Store.
- Valve Corporation. (2026, May 2). Tom Clancy's Rainbow Six Siege on Steam. Steam Store.
- Valve Corporation. (2026, April 30). World of Warships on Steam. Steam Store.
- Valve Corporation. (2026, April 30). World of Tanks on Steam. Steam Store.
- Valve Corporation. (2026, April 29). World of Tanks Blitz on Steam. Steam Store.
- Valve Corporation. (2026, May 1). Age of Empires III: Definitive Edition on Steam. Steam Store.
- Valve Corporation. (2026, April 29). KARDS - The WW2 Card Game on Steam. Steam Store.
- Valve Corporation. (2026, May 3). Myth of Empires: Throne on Steam. Steam Store.