Free Gun Customization Games on Steam
Steam currently has 963 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 4/16/2025.
Looking for more? Explore other lists such as:
- Best gun customization games on Steam
- Best gun customization Steam Deck games
- Best gun customization Steam games for Mac OS
- Best gun customization Linux games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
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 226,077 reviews on Steam. This breaks down to a total of 175,467 positive reviews and 50,610 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 63,567 reviews on Steam. This breaks down to a total of 47,806 positive reviews and 15,761 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. 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 #3 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 25,081 reviews on Steam. This breaks down to a total of 14,358 positive reviews and 10,723 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 |
4. 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 #4 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 44,502 reviews on Steam. This breaks down to a total of 39,272 positive reviews and 5,230 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 |
5. 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 #5 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 20,283 reviews on Steam. This breaks down to a total of 15,500 positive reviews and 4,783 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 |
6. 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 #6 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 1,361 reviews on Steam. This breaks down to a total of 1,215 positive reviews and 146 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 | 2/11/2025 |
| Developer | SUNBORN Information Co., Ltd. |
| Publisher | Darkwinter Software Limited |
| Steam App Id | 3347400 |
7. 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 #7 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 82,164 reviews on Steam. This breaks down to a total of 54,520 positive reviews and 27,644 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.
8. SWAT Commander: Prologue
The FREE CO-OP PROLOGUE version of our tactical squad shooter. In SWAT Commander: Prologue, you join an elite special forces unit. Team up with other operatives, manage your equipment, and most importantly – complete your mission successfully.
SWAT Commander: Prologue has achieved a Player Score of 45, placing it in the #8 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 471 reviews on Steam. This breaks down to a total of 207 positive reviews and 264 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 | 4/4/2025 |
| Franchise | Ritual Interactive |
| Developers | |
| Publisher | Ritual Interactive |
| Steam App Id | 2428730 |
9. Redmatch 2
A free fast-paced online multiplayer FPS with grapple hooks where you upgrade your stats with kills!
Redmatch 2 has achieved a Player Score of 91, placing it in the #9 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 17,892 reviews on Steam. This breaks down to a total of 16,713 positive reviews and 1,179 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 | 6/25/2021 |
| Developer | Rugbug Redfern |
| Publisher | Rugbug Redfern |
| Steam App Id | 1280770 |
10. 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 #10 spot for the best free Gun Customization games. Its score was calculated by analyzing a total of 34,797 reviews on Steam. This breaks down to a total of 26,097 positive reviews and 8,700 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 |
More Free Gun Customization Games
Explore even more rankings for the 100 best free Gun Customization games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 13,803 | 12/8/2023 | 77 | Free | Steam Charts | |
| 2,173 | 7/27/2017 | 74 | Free | Steam Charts | |
| 1,294 | 9/1/2022 | 57 | Free | Steam Charts | |
| 1,274 | 4/21/2023 | 87 | Free | Steam Charts | |
| 810 | 4/12/2023 | 75 | Free | Steam Charts | |
| 737 | 2/11/2025 | 85 | Free | Steam Charts | |
| 241 | 7/1/2014 | 66 | Free | Steam Charts | |
| 209 | 4/4/2025 | 45 | Free | Steam Charts | |
| 166 | 6/25/2021 | 91 | Free | Steam Charts | |
| 148 | 3/6/2020 | 74 | Free | Steam Charts | |
 | 138 | 9/22/2022 | 69 | Free | Steam Charts | |
 | 111 | 11/17/2017 | 64 | Free | Steam Charts | |
 | 111 | 10/11/2019 | 86 | Free | Steam Charts | |
 | 101 | 6/20/2019 | 71 | Free | Steam Charts | |
 | 98 | 5/27/2022 | 63 | Free | Steam Charts | |
 | 98 | 5/21/2014 | 82 | Free | Steam Charts | |
 | 86 | 12/10/2022 | 54 | Free | Steam Charts | |
 | 54 | 11/14/2023 | 53 | Free | Steam Charts | |
 | 48 | 5/29/2020 | 72 | Free | Steam Charts | |
 | 37 | 8/13/2021 | 81 | 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, April 16). Steam Store. Steam Store.
- Valve Corporation. (2025, April 16). THE FINALS on Steam. Steam Store.
- Valve Corporation. (2025, April 16). Crossout on Steam. Steam Store.
- Valve Corporation. (2025, April 10). Lost Light on Steam. Steam Store.
- Valve Corporation. (2025, April 7). Combat Master: Season 4 on Steam. Steam Store.
- Valve Corporation. (2025, April 1). Caliber on Steam. Steam Store.
- Valve Corporation. (2025, April 12). GIRLS' FRONTLINE 2: EXILIUM on Steam. Steam Store.
- Valve Corporation. (2025, April 13). Warface: Clutch on Steam. Steam Store.
- Valve Corporation. (2025, April 15). SWAT Commander: Prologue on Steam. Steam Store.
- Valve Corporation. (2025, April 16). Redmatch 2 on Steam. Steam Store.
- Valve Corporation. (2025, April 16). POLYGON on Steam. Steam Store.