Free Gun Customization Games on Steam
Steam currently has 984 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 5/9/2025.
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. THE FINALS
Join THE FINALS, the world-famous, free-to-play, combat-centered game show! Fight alongside your teammates in virtual arenas that you can alter, exploit, and even destroy. Build your own playstyle in this first-person shooter to win escalating tournaments and lasting fame.
THE FINALS holds the #1 spot for "best free Gun Customization game on Steam" with a Player Score of 77. Its score was calculated by analyzing a total of 228,609 reviews on Steam. This breaks down to a total of 177,661 positive reviews and 50,948 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 |
2. 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 #2 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 63,871 reviews on Steam. This breaks down to a total of 48,033 positive reviews and 15,838 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 |
3. 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 #3 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 45,086 reviews on Steam. This breaks down to a total of 39,781 positive reviews and 5,305 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 |
4. 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 85, placing it in the #4 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 1,525 reviews on Steam. This breaks down to a total of 1,356 positive reviews and 169 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 |
5. Lost Light
Join the "Firefly" task force and unveil the sinister plot behind the exclusion zone in the world of Lost Light. You could either scavenge for supplies or go out with guns blazing and plunder. Survive the brutal domain where danger lurks in every corner!
Lost Light has achieved a Player Score of 57, placing it in the #5 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 25,303 reviews on Steam. This breaks down to a total of 14,495 positive reviews and 10,808 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 Lost Light on the Steam Deck.
| Release Date | 9/1/2022 |
| Developer | NetEase Games |
| Publisher | NetEase Games |
| Steam App Id | 1797880 |
6. 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 #6 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 20,453 reviews on Steam. This breaks down to a total of 15,602 positive reviews and 4,851 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 |
7. POLYGON
POLYGON is a tactical multiplayer team 1st person shooter. Using various weapons, you will battle with up to 32 players on large-scale maps. Properly managing your arsenal and skills, you will lead your team to victory!
POLYGON has achieved a Player Score of 74, placing it in the #7 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 34,946 reviews on Steam. This breaks down to a total of 26,214 positive reviews and 8,732 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 POLYGON on the Steam Deck (though some functionality may be limited).
| Release Date | 3/6/2020 |
| Franchise | Redaster Studio |
| Developer | Redaster Studio |
| Publisher | Redaster Studio |
| Steam App Id | 1241100 |
8. Warface: Clutch
𝗪𝗮𝗿𝗳𝗮𝗰𝗲: 𝗖𝗹𝘂𝘁𝗰𝗵 𝗶𝘀 𝗮 𝗰𝗼𝗻𝘁𝗲𝗺𝗽𝗼𝗿𝗮𝗿𝘆 𝗠𝗠𝗢 𝗳𝗶𝗿𝘀𝘁 𝗽𝗲𝗿𝘀𝗼𝗻 𝘀𝗵𝗼𝗼𝘁𝗲𝗿 𝘄𝗶𝘁𝗵 𝗺𝗶𝗹𝗹𝗶𝗼𝗻𝘀 𝗼𝗳 𝗳𝗮𝗻𝘀 𝗮𝗿𝗼𝘂𝗻𝗱 𝘁𝗵𝗲 𝘄𝗼𝗿𝗹𝗱. 𝗜𝘁 𝗼𝗳𝗳𝗲𝗿𝘀 𝗶𝗻𝘁𝗲𝗻𝘀𝗲 𝗣𝘃𝗣 𝗺𝗼𝗱𝗲𝘀, 𝗰𝗼𝗺𝗽𝗲𝗹𝗹𝗶𝗻𝗴 𝗣𝘃𝗘 𝗺𝗶𝘀𝘀𝗶𝗼𝗻𝘀 𝗮𝗻𝗱 𝗿𝗮𝗶𝗱𝘀 𝘁𝗵𝗮𝘁 𝘆𝗼𝘂 𝗰𝗮𝗻 𝗰𝗵𝗮𝗹𝗹𝗲𝗻𝗴𝗲 𝘄𝗶𝘁𝗵 𝗳𝗶𝘃𝗲 𝗱𝗶𝘃𝗲𝗿𝘀𝗲 𝗰𝗹𝗮𝘀𝘀𝗲𝘀 𝗮𝗻𝗱 𝗮 𝗰𝗼𝗹𝗼𝘀𝘀𝗮𝗹 𝗰𝘂𝘀𝘁𝗼𝗺𝗶𝘇𝗮𝗯𝗹𝗲 𝗮𝗿𝘀𝗲𝗻𝗮𝗹.
Warface: Clutch has achieved a Player Score of 66, placing it in the #8 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 82,122 reviews on Steam. This breaks down to a total of 54,483 positive reviews and 27,639 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 Warface: Clutch on the Steam Deck.
9. Master Arena
Unleash your combat prowess in Master Arena: Immerse yourself in the pulse-pounding FPS action featuring dynamic movement, 9 powerful weapons, 24 unique arenas, and a strategic perk system. Engage your adversaries with finesse in tactical duels, evolving to claim the title of the ultimate champion.
Master Arena has achieved a Player Score of 64, placing it in the #9 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 197 reviews on Steam. This breaks down to a total of 132 positive reviews and 65 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 | 5/27/2022 |
| Developers | |
| Publishers | |
| Steam App Id | 704020 |
10. Armored Warfare
Wage war against players around the world with an unstoppable arsenal of powerful armored combat vehicles. Use 300+ vehicles to engage in furious PvP tank combat, complete co-op missions, and crush your enemies on breathtaking maps, from scorching deserts to neon-drenched urban jungles.
Armored Warfare has achieved a Player Score of 64, placing it in the #10 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 4,909 reviews on Steam. This breaks down to a total of 3,212 positive reviews and 1,697 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Armored Warfare on the Steam Deck (though some functionality may be limited).
| Release Date | 11/17/2017 |
| Franchise | Wishlist Games |
| Developers | |
| Publisher | Wishlist Games |
| Steam App Id | 443110 |
More Free Gun Customization Games
Explore even more rankings for the 100 best free Gun Customization games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 13,179 | 12/8/2023 | 77 | Free | Steam Charts | |
| 1,392 | 7/27/2017 | 74 | Free | Steam Charts | |
| 843 | 4/21/2023 | 87 | Free | Steam Charts | |
| 677 | 2/10/2025 | 85 | Free | Steam Charts | |
| 481 | 9/1/2022 | 57 | Free | Steam Charts | |
| 273 | 4/12/2023 | 75 | Free | Steam Charts | |
| 243 | 3/6/2020 | 74 | Free | Steam Charts | |
| 223 | 7/1/2014 | 66 | Free | Steam Charts | |
| 194 | 5/27/2022 | 64 | Free | Steam Charts | |
| 167 | 11/17/2017 | 64 | Free | Steam Charts | |
 | 131 | 9/22/2022 | 69 | Free | Steam Charts | |
 | 97 | 6/25/2021 | 91 | Free | Steam Charts | |
 | 80 | 5/21/2014 | 82 | Free | Steam Charts | |
 | 79 | 10/11/2019 | 86 | Free | Steam Charts | |
 | 77 | 6/20/2019 | 71 | Free | Steam Charts | |
 | 69 | 12/10/2022 | 54 | Free | Steam Charts | |
 | 55 | 5/29/2020 | 72 | Free | Steam Charts | |
 | 39 | 8/13/2021 | 81 | Free | Steam Charts | |
 | 39 | 11/14/2023 | 53 | Free | Steam Charts | |
 | 30 | 12/1/2020 | 73 | 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, May 9). Steam Store. Steam Store.
- Valve Corporation. (2025, May 9). THE FINALS on Steam. Steam Store.
- Valve Corporation. (2025, May 1). Crossout on Steam. Steam Store.
- Valve Corporation. (2025, April 28). Combat Master: Season 4 on Steam. Steam Store.
- Valve Corporation. (2025, April 30). GIRLS' FRONTLINE 2: EXILIUM on Steam. Steam Store.
- Valve Corporation. (2025, May 10). Lost Light on Steam. Steam Store.
- Valve Corporation. (2025, May 7). Caliber on Steam. Steam Store.
- Valve Corporation. (2025, April 23). POLYGON on Steam. Steam Store.
- Valve Corporation. (2025, May 12). Warface: Clutch on Steam. Steam Store.
- Valve Corporation. (2025, April 26). Master Arena on Steam. Steam Store.
- Valve Corporation. (2025, April 25). Armored Warfare on Steam. Steam Store.