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Best Gun Builder App

193+ iOS apps & games curated and reviewed

4.5 avg rating
20 free apps & games
Updated June 2026

Looking for free gun builder app apps and games? 20 of our 193+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Gun Builder App

Gun Builder ELITE 2#1

Gun Builder ELITE 2 by Lifebelt Games Pte. Ltd.

3D Weapon Simulator Game
Editor's Choice
🎮 Games
4.7😐(7K ratings)
FreeAdsIn-App Purchases
Gun Builder ELITE 2 screenshot 1
Gun Builder ELITE 2 screenshot 2
Gun Builder ELITE 2 screenshot 3
Gun Builder ELITE 2 screenshot 4
Gun Builder ELITE 2 screenshot 5

Design and customize your dream firearm with realistic detail and functionality in this innovative simulator app. Unleash your creativity and explore various gun parts to create your perfect weapon. Download now and start building your personalized firearms today!

What We Love

  • 👍 Fun and epic game
  • 🚀 Lots of customization options
  • 💡 Destruction physics are great

Room to Improve

  • 🐛 Frequent crashes and performance issues
  • 🔒 Progression system is too grindy and pay-to-win
  • 🔋 Difficult to earn in-game currency
Gun Builder ELITE - Modern Weapons, Sniper & Assault Rifles#2

Gun Builder ELITE - Modern Weapons, Sniper & Assault Rifles by Lifebelt Games Pte. Ltd.

Strong Contender
🎬 Entertainment
4.0😐(2.9K ratings)
FreeIn-App Purchases
Gun Builder ELITE - Modern Weapons, Sniper & Assault Rifles screenshot 1
Gun Builder ELITE - Modern Weapons, Sniper & Assault Rifles screenshot 2
Gun Builder ELITE - Modern Weapons, Sniper & Assault Rifles screenshot 3
Gun Builder ELITE - Modern Weapons, Sniper & Assault Rifles screenshot 4
Gun Builder ELITE - Modern Weapons, Sniper & Assault Rifles screenshot 5

Create your ultimate modern arsenal with Gun Builder ELITE! Design and customize your firearms, from pistols to sniper rifles, with an array of realistic parts and accessories. Show off your creations and download new designs from the community to enhance your shooting experience.

What We Love

  • 🚀 Customizable guns
  • 👍 Fun game experience
  • 🔥 Satisfying gameplay

Room to Improve

  • 💰 Expensive in-app purchases
  • 🔁 Repetitive gun unlocks
  • 🕰️ Long wait times for resources
iGun Pro 2#3

iGun Pro 2 by Crimson Moon Entertainment LLC

The Ultimate Gun Application
Worth Considering
🎮 Games
4.8😊(86K ratings)
FreeAdsIn-App Purchases
iGun Pro 2 screenshot 1
iGun Pro 2 screenshot 2
iGun Pro 2 screenshot 3

Explore the ultimate gun application offering a realistic interactive gun encyclopedia with features like customizing weapons, participating in design contests, and sharing your creations. Build, upgrade, and design your arsenal with a wide selection of firearms. Get ready to experience high-quality graphics and a touch-friendly painting system for unlimited custom designs. Start creating your perfect weapon today!

What We Love

  • 🔫 Realistic gun models and sounds
  • 🎨 Excellent customization options
  • 🏆 Fun and engaging contests
  • 👍 Smooth gameplay and controls

Room to Improve

  • 💰 Subscription-based model limits free content
  • 🔒 Restricted access to many guns and attachments
  • 🐛 Occasional bugs and glitches

More Gun Builder App apps to explore

4
Gun Building 3
Gun Building 3
Gun Building 3
Rifle,Pistol,Sniper,Shotgun...
Free

Build your own custom firearms with a variety of parts and accessories. Create rifles, pistols, snipers, shotguns, and more to suit your preferences. Start crafting your perfect weapon now!

🎮 Games
(3.1K)
5
Gun Builder Simulator
Gun Builder Simulator
Gun Builder Simulator
Gun Simulator
Free

Experience the ultimate gun simulation with a range of realistic firearms and customizations for free. Explore unlimited ammo, lifelike effects, and a variety of attachments. Dive into the world of guns and create your perfect weapon setup today!

🎮 Games
(307)
6
World of Guns: Gun Disassembly
World of Guns: Gun Disassembly
World of Guns: Gun Disassembly
Ultimate 3D gun-app!
Free

Experience the ultimate 3D gun-app with a free-to-play simulator, allowing you to explore and disassemble over 187 gun models and 203 total models in intricate detail. Discover the inner workings of legendary firearms and put your knowledge and skills to the test against the clock.

🎮 Games
(1.2K)
7
Gun Tycoon
Gun Tycoon
Gun Tycoon
An empire of bullets!
Free

Build your gun empire, set prices, and test weapons in the field to become the biggest tycoon. Choose wisely, aim for profit, and unlock new levels in your quest for success! Start your empire now!

🎮 Games
(17K)
8
Gun Builder Custom Guns
Gun Builder Custom Guns
Gun Builder Custom Guns
Weapon Simulator
Free

Explore a thrilling world of custom guns with realistic sound and visual effects in this weapon simulator app. Build your own unique pistols, enjoy unlimited shooting, and share your creations on social media to enhance your gun-building experience. Download now for an entertaining and immersive experience!

🎮 Games
(1.6K)
9
Gun Maker : pimp my weapon
Gun Maker : pimp my weapon
Gun Maker : pimp my weapon
Make weapons and action
Free

Design and create your own fantasy weapons with intuitive controls using this app. Customize every aspect of your gun, from body to decorations, and enjoy the gun action in a preview mode. Share your creations online and use them as wallpapers or character decorations.

🎨 Graphics & Design
(221)
10
GunCrafter
GunCrafter
GunCrafter
Multiplayer Gun Crafting
Free

Create, customize, and compete with your crafted guns in intense multiplayer shooting matches. Experience instant matchmaking, head-to-head battles, physics-based challenges, and leaderboards to track your progress. Join the global community and sharpen your shooting skills now!

🎮 Games
(3.7K)
11
Gun Builder 3D!
Gun Builder 3D!
Gun Builder 3D!
Tricky gun puzzle
Free

Experience the thrill of constructing guns in a 3D puzzle game by taking orders, building intricate firearms, and unlocking new tools and weapons with smooth animations and graphics. Craft, sell, and upgrade to enhance your gameplay!

🎮 Games
(4.5K)
12
Weaphones™ Firearms Sim Mini
Weaphones™ Firearms Sim Mini
Weaphones™ Firearms Sim Mini
The Original Gun Simulator
Free

Immerse yourself in the world of realistic firearms simulation with Weaphones™. Experience authentic gun handling on your mobile device without any real-world consequences. Try it now for a lifelike gun simulation experience.

🎮 Games
(3.4K)
13
GUNSIM - 3D Gun Shooter FPS
GUNSIM - 3D Gun Shooter FPS
GUNSIM - 3D Gun Shooter FPS
Ultra-realistic shooter action
Free

Immerse yourself in intense shooter action with ultra-realistic 3D guns in this simulator game. Fight against tough dummy armies, upgrade weapons, and master tactical shooting skills to overcome challenging levels. Download now to experience stunning graphics, addictive gameplay, and immersive sound effects!

🎮 Games
(3.2K)
14
Gun Disassembly 2
Gun Disassembly 2
Gun Disassembly 2
3D interactive gunapp
Free

Explore a 3D interactive gun app where you can disassemble and reassemble detailed gun models, operate them in various modes, and compete globally for speed. Customize your guns with parts and enjoy high-quality graphics while learning about gun internals. Try it now for an immersive experience!

🎬 Entertainment
(69)
15
Custom Gun Simulator 3D
Custom Gun Simulator 3D
Custom Gun Simulator 3D
3D Gun Builder & Gun Simulator
Free

Create and customize your own virtual firearms using a realistic 3D simulation. Experience designing and testing various guns with this interactive app today!

🎮 Games
(1.1K)
16
Gun Shop Simulator 3D Shooting
Gun Shop Simulator 3D Shooting
Gun Shop Simulator 3D Shooting
Sell guns, open shooting range
Free

Immerse yourself in the world of arms dealing, customize and sell firearms, and compete at the shooting range in this ultimate Gun Shop Simulator. Stock a variety of weapons, expand your shop, prove your skills, and become the ultimate weapon dealer today!

🎮 Games
(2.8K)
17
GUN CLUB 2 - Best in Virtual Weaponry
GUN CLUB 2 - Best in Virtual Weaponry
GUN CLUB 2 - Best in Virtual Weaponry
The ultimate weapon simulator.
Free

Experience the ultimate weapon simulator with an extensive range of virtual weapons in GUN CLUB 2. Explore realistic gun mechanics and customizable features for an immersive experience. Gear up and start your virtual armory today!

🎮 Games
(354)
18
gun.deals
gun.deals
gun.deals
Best deals on guns and ammo
Free

Discover the best deals on guns and ammo with our app! Easily compare offers from thousands of stores, find discounts, set price alerts, and make informed decisions on firearms, ammunition, optics, outdoor gear, and more. Browse, compare, and save time with just a few clicks!

🛍️ Shopping
(22K)
19
Magnum3.0
Magnum3.0
Magnum3.0
Gun Custom Simulator
Free

Experience the ultimate gun custom simulation app with realistic sound effects and detailed gun operation mechanisms. Practice shooting in various ranges and earn credits as you customize your guns. Begin your gun-simulating journey today!

🎮 Games
(754)
20
iGun Pro
iGun Pro
iGun Pro
The Original Gun Application
Free

Discover the original gun application with the largest library of firearms available on any mobile platform. Explore one of the Top 500 Most Downloaded iOS Game Apps of All Time.

🎮 Games
(10K)

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