Free Gun Customization Games on Steam
Steam currently has 1,101 Gun Customization 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 Gun Customization game rankings were last updated on 9/23/2025.
Looking for more? Explore other lists such as:
- Best gun customization games on Steam
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- Best gun customization Linux games on Steam
- Free Steam games
- Most played Steam games
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1. 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 holds the #1 spot for "best free Gun Customization game on Steam" with a Player Score of 60. Its score was calculated by analyzing a total of 141,370 reviews on Steam. This breaks down to a total of 85,834 positive reviews and 55,536 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 |
2. Arena Breakout: Infinite
Arena Breakout: Infinite is a high-stakes tactical extraction shooter where every decision matters. Fight, loot, and extract—or lose it all. With stunningly realistic visuals, lifelike sound, and unforgiving PvPvE combat, every raid is a gamble between glory and ruin.
Arena Breakout: Infinite has achieved a Player Score of 78, placing it in the #2 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 7,626 reviews on Steam. This breaks down to a total of 6,097 positive reviews and 1,529 negative reviews — making it "Mostly 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 | 9/16/2025 |
| Developer | Morefun Studios |
| Publisher | Morefun Studios |
| Steam App Id | 2073620 |
3. THE FINALS
THE FINALS is the world’s first Dynamism Shooter, a free-to-play, fast-paced, physics-driven, first-person shooter set on the stage of the biggest Gameshow of the future! Fight for Fans and fortune in fully-destructible, virtual Arenas that guarantee no two rounds will ever play the same!
THE FINALS has achieved a Player Score of 77, placing it in the #3 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 244,696 reviews on Steam. This breaks down to a total of 190,864 positive reviews and 53,832 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 THE FINALS on the Steam Deck (though some functionality may be limited).
| Release Date | 12/8/2023 |
| Developer | Embark Studios |
| Publisher | Embark Studios |
| Steam App Id | 2073850 |
4. Off The Grid
Welcome to Off The Grid, the next-gen free to play Battle Royale from visionary director Neill Blomkamp. Set in a near-future world where contestants are cybernetically augmented and dropped into televised bloodsport. Death is temporary, but fame is forever.
Off The Grid has achieved a Player Score of 56, placing it in the #4 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 1,365 reviews on Steam. This breaks down to a total of 772 positive reviews and 593 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Off The Grid on the Steam Deck (though some functionality may be limited).
| Release Date | 7/17/2025 |
| Developer | Gunzilla Games |
| Publisher | Gunzilla Games |
| Steam App Id | 3659280 |
5. Crossout
Crossout - the postapocalyptic MMO action game where you can create a unique design for an armoured vehicle from dozens of parts and then drive it into multiplayer battles raging on land and in the skies alike.
Crossout has achieved a Player Score of 74, placing it in the #5 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 65,340 reviews on Steam. This breaks down to a total of 49,056 positive reviews and 16,284 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 Crossout on the Steam Deck (though some functionality may be limited).
| Release Date | 7/27/2017 |
| Franchise | Gaijin Network Ltd |
| Developer | Targem Games |
| Publishers | |
| Steam App Id | 386180 |
6. Combat Master: Season 4
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 4 has achieved a Player Score of 87, placing it in the #6 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 47,787 reviews on Steam. This breaks down to a total of 42,152 positive reviews and 5,635 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 |
7. 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 62, placing it in the #7 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 2,461 reviews on Steam. This breaks down to a total of 1,568 positive reviews and 893 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play GIRLS' FRONTLINE 2: EXILIUM on the Steam Deck (though some functionality may be limited).
| Release Date | 2/11/2025 |
| Developer | SUNBORN Information Co., Ltd. |
| Publisher | Darkwinter Software Limited |
| Steam App Id | 3347400 |
8. GodsArena Online
GodsArena is a dream game created by our small independent team inspired by classic MMORPGs. Four playable classes, a wide variety of pets, dungeons, maps, and of course — fierce rivals!
GodsArena Online has achieved a Player Score of 70, placing it in the #8 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 132 reviews on Steam. This breaks down to a total of 100 positive reviews and 32 negative reviews — making it "Mostly 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 | 9/1/2025 |
| Developer | gamespaceteam |
| Publisher | gamespaceteam |
| Steam App Id | 3754990 |
9. BLACK STIGMA
BLACK STIGMA is a hero shooter game with a diverse cast of characters. You can choose and customize a handgun of your preference and upgrade your character's abilities in different ways. Play as your ideal killer character, from long-range precision shots to close-range brawls.
BLACK STIGMA has achieved a Player Score of 68, placing it in the #9 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 1,150 reviews on Steam. This breaks down to a total of 813 positive reviews and 337 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 BLACK STIGMA on the Steam Deck.
| Release Date | 7/18/2025 |
| Developer | BoldPlay Games |
| Publisher | BoldPlay Games |
| Steam App Id | 1277530 |
10. 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 74, placing it in the #10 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 21,077 reviews on Steam. This breaks down to a total of 15,954 positive reviews and 5,123 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 |
More Free Gun Customization Games
Explore even more rankings for the 100 best free Gun Customization games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 107,386 | 12/4/2024 | 60 | Free | Steam Charts | |
| 22,033 | 9/16/2025 | 78 | Free | Steam Charts | |
| 10,096 | 12/8/2023 | 77 | Free | Steam Charts | |
| 4,125 | 7/17/2025 | 56 | Free | Steam Charts | |
| 906 | 7/27/2017 | 74 | Free | Steam Charts | |
| 551 | 4/21/2023 | 87 | Free | Steam Charts | |
| 281 | 2/11/2025 | 62 | Free | Steam Charts | |
| 238 | 9/1/2025 | 70 | Free | Steam Charts | |
| 227 | 7/18/2025 | 68 | Free | Steam Charts | |
| 204 | 4/12/2023 | 74 | Free | Steam Charts | |
 | 204 | 9/1/2022 | 56 | Free | Steam Charts | |
 | 165 | 5/22/2025 | 61 | Free | Steam Charts | |
 | 157 | 8/22/2025 | 55 | Free | Steam Charts | |
 | 128 | 7/1/2014 | 66 | Free | Steam Charts | |
 | 83 | 9/22/2022 | 68 | Free | Steam Charts | |
 | 77 | 9/2/2025 | 39 | Free | Steam Charts | |
 | 67 | 5/21/2014 | 82 | Free | Steam Charts | |
 | 66 | 3/6/2020 | 74 | Free | Steam Charts | |
 | 60 | 10/11/2019 | 85 | Free | Steam Charts | |
 | 51 | 11/17/2017 | 64 | 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 23). Steam Store. Steam Store.
- Valve Corporation. (2025, September 23). Delta Force on Steam. Steam Store.
- Valve Corporation. (2025, September 22). Arena Breakout: Infinite on Steam. Steam Store.
- Valve Corporation. (2025, September 22). THE FINALS on Steam. Steam Store.
- Valve Corporation. (2025, September 23). Off The Grid on Steam. Steam Store.
- Valve Corporation. (2025, September 22). Crossout on Steam. Steam Store.
- Valve Corporation. (2025, September 18). Combat Master: Season 4 on Steam. Steam Store.
- Valve Corporation. (2025, September 9). GIRLS' FRONTLINE 2: EXILIUM on Steam. Steam Store.
- Valve Corporation. (2025, September 22). GodsArena Online on Steam. Steam Store.
- Valve Corporation. (2025, September 22). BLACK STIGMA on Steam. Steam Store.
- Valve Corporation. (2025, September 18). Caliber on Steam. Steam Store.