Top-Rated Free Gun Customization Games on Steam

21 free Gun Customization games with 500+ reviews and a 70%+ positive rating, newest first.

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Bard Idle - Players say: Assemble a randomly generated fantasy party, shape it with custom ballads, and guide it through automated battles and game modes. Players like: Team-Building Variety · Hero Synergies · Idle Progression ·
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Build a unique team, where each character has a random weapon, race and class. Strong combinations of heroes, enhanced by the ballad creation system and jelly dwarfs, will capture your adventure in history!

Deadswitch Combat - Players say: Fight through fast 2D side-scrolling battles in PvP, co-op survival, and solo missions, with customizable weapons and vehicles. Players like: Punchy Gunplay · Nostalgic 2D Shooter · Mode Variety ·
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DEADSWITCH COMBAT is a fast-paced 2D multiplayer shooter. Experience action-packed combat with hundreds of weapons, vehicle combat, and plenty of team-based game modes.

Arena Breakout: Infinite - Players say: Enter Kamona for PvPvE raids: customize a firearm, scavenge for valuables, and extract before opponents or AI take you down. Players like: Gunplay And Weapons · Tense Extraction Raids · Weapon Customization ·
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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.

World War Legion - Players say: A fast-paced, WWII-themed multiplayer FPS built around arcade gunfights, agile movement, and customizable weapons. Players like: Fast Arcade Matches · Runs On Modest Hardware · Familiar Shooter Modes ·
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Join fast-paced World War 2 action-packed combat. Play World War Legion -- AAA experience on any hardware. Best-in-class multiplayer gunfight. WW2 weapons gunsmith. Next-level extreme performance. Lightning-speed loading time and a whole lot more.

Pawns of War - Players say: Build and equip a squad of armed Pawns, then defend a base through auto-battles and grid-based tactical missions. Players like: Detailed Pixel Art · Weapon Customization · Squad and Weapon Variety ·
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Dark parallel world in which humanity has destroyed itself. And only small colonies have survived the last centuries holding on to power at the expense of the totalitarian regime of government. You were thrown here after your death, is this how you were given a second chance?

GIRLS' FRONTLINE 2: EXILIUM - Players say: Lead a squad of Tactical Dolls through turn-based missions in contamination zones, using cover, terrain, and team abilities. Players like: Story and Lore · Detailed Character Models · Turn-Based Combat ·
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Continuing the legacy of the Girls' Frontline world, this all-new adventure casts you as the Commander, challenging you to lead your squad of Tactical Dolls deep into perilous contamination zones and overcome enemies with tactical prowess.

World of Shooting - Players say: Train as a first-person sport shooter, clearing timed target courses and tactical rooms while customizing guns and chasing scores. Players like: Satisfying Target Practice · Distinct Gun Handling · Large Weapon Selection ·
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A first-person shooting sports sim from the developers of World of Guns. Collect hundreds of realistic firearms and accessories, beat practical shooting and tactical training campaigns, set global high scores, and build your own ranges!

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Feb 19, 2024
76% 👍
of 806
Intravenous 2: Mercenarism - Players say: As mercenary Gideon, take paid jobs in a top-down tactical shooter where you can infiltrate quietly or fight with customized weapons. Players like: Tactical Freedom · Tense Stealth · Weapon Customization ·
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Playing as Gideon, a cold-hearted mercenary willing to kill for money without any moral principles, you'll have tactical freedom with a wide variety of weapons and special gadgets to complete your mission in the prologue of Intravenous 2.

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Jan 19, 2024
94% 👍
of 2.7k
Gunsmith Simulator: Prologue - Players say: Run a gunsmith workshop, repair and customize shotguns, revolvers, and rifles, then test them at a forest shooting range. Players like: Detailed Gun Mechanics · Weapon Customization · Range Testing ·
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Enter the world of gunsmithing and become a real expert in making, repairing and modifying weapons in Gunsmith Simulator: Prologue. Open your workshop, be creative and excel at gunsmithing!

Combat Master: Season 5 - Players say: A multiplayer FPS built around quick gunfights, customizable weapons, and parkour movement across close and vertical maps. Players like: Low-End Performance · Fast FPS Matches · Fluid Movement ·
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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.

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Apr 21, 2023
88% 👍
of 55k
Force of Warships: Battleship Games - Players say: Pilot warships in online naval battles, firing guns, torpedoes and missiles while upgrading your ships and weapons. Players like: Quick Naval Battles · Ship And Weapon Choices · Play With Friends ·
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Direct your battleship to glorious victory! Online battle under your leadership!

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Aug 9, 2022
71% 👍
of 744
UpGun - Players say: Fight friends in round-based robot shootouts, choosing new skills each round to build combos and counter opponents. Players like: Fun With Friends · Creative Skill Combos · Chaotic Funny Matches ·
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Face your friends in UpGun! Use each round to accumulate skills and overtake your opponents in this crazy deathmatch!

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Aug 13, 2021
83% 👍
of 5.0k
Deadswitch 3 - Players say: Fight through fast 2D battles, tackle stealth-or-loud co-op missions, survive enemy waves, and unlock gear as you rank up. Players like: Weapon Variety · Survival and Co-op · Punchy Gunplay ·
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Deadswitch 3 is a fast-paced 2D multiplayer shooter. Experience action-packed combat with hundreds of weapons and multiple solo and team-based game modes.

Pixel Strike 3D - Players say: A pixel-styled online FPS where you fight in competitive matches and minigames, unlock weapons, and customize your loadout. Players like: Varied Game Modes · Fast, Fun Matches · Earnable Weapons ·
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Pixel Strike 3D is a Multiplayer First-Person Shooter that features fast-paced gameplay and a wide variety of player customization. Battle friends and foes from all around the world in over 20 unique game modes, with over 70 available weapons.

POLYGON - Players say: Lead a team through large-map, up-to-32-player firefights, choosing weapons and attachments in a tactical multiplayer FPS. Players like: Satisfying Gunplay · Fast Team Matches · Runs on Older PCs ·
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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!

Walking Zombie 2 - Players say: A survivor in a zombie-ravaged world takes on first-person missions, fights hordes, and grows stronger through RPG-style upgrades. Players like: Story And Humor · Simple Zombie Shooting · Stylized Visuals ·
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Zombie singleplayer shooter in modern polygon graphics with rich RPG elements.

Ironsight - Players say: Join a near-future resource war in a team-based FPS, customizing weapons and using tactical drones and shifting map objects. Players like: Old-School FPS Feel · Fast Team Gunfights · Playing With Friends ·
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Online FPS game, near future background, Resource Warfare between Military Forces and PMC. More than 50 kinds of original weapons with customization option. Use Peripheral objects, Tactical drones, Active objects to experience dynamic warfare.

Crossout - Players say: Build an armored vehicle from modular parts, then enter multiplayer battles where targeted damage can strip enemies piece by piece. Players like: Vehicle Building · Piece-by-Piece Damage · Enjoyable Combat ·
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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.

BRAIN / OUT - Players say: A side-view multiplayer shooter where mercenaries battle, use stealth and customize weapons across competitive and extraction modes. Players like: Distinctive 2D Combat · Weapon Variety · Post-Soviet Atmosphere ·
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Brain / Out is a multiplayer shooter with a nostalgic post-Soviet feel. Experience dynamic battles and exterminate your enemies with a large arsenal of modern weaponry. Lock'n'load!

Blockstorm - Players say: Fight in destructible voxel arenas, reshape cover mid-match, and create custom maps, characters, and weapons. Players like: Creative Character Tools · Destructible Battlefields · Playing With Friends ·
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Blockstorm is a FPS game set in a world made of destructible blocks. All maps and characters included in the game are made with the same tools that are available to the public. You can build everything in Blockstorm, and you can destroy it.

Loadout - Players say: A fast-paced third-person multiplayer shooter where you build modular weapons and define your fighting style without fixed classes. Players like: Creative Weapon Builds · Cartoonish Style · Chaotic Matches ·
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Loadout is an outrageous new multi-player shooter that’s all about the guns, baby! Build a massive variety of absolutely insane weaponry - billions of combinations - totally customized, totally unique, and totally deadly.