# Gun Builder 3D Simulator vs Gun Builder 3D!

The clearest difference is rating: Gun Builder 3D! at 4.7 against Gun Builder 3D Simulator's 4.2. Gun Builder 3D! also leads on in-app purchases (none vs 2) and update cadence (fortnightly vs every 4 months). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Gun Builder 3D Simulator sells 2 one-off in-app purchases. Gun Builder 3D! asks for nothing beyond the download.

Gun Builder 3D! holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Gun Builder 3D! has 4.5K ratings behind it against 283, so its average is the more settled of the two. Written reviews point the same way: 43% of Gun Builder 3D Simulator's written reviews are positive against 53% of Gun Builder 3D!'s.

Gun Builder 3D Simulator ships an update every 4 months, Gun Builder 3D! fortnightly. The most recent releases landed on September 18, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Gun Builder 3D Simulator | Gun Builder 3D! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (283 ratings)](https://appshunter.io/ios/app/gun-builder-3d-simulator/id1377948764/reviews) | **[4.7 (4.5K ratings)](https://appshunter.io/ios/app/gun-builder-3d/id1492690876/reviews)** |
| Number of ratings | 283 | **4.5K** |
| Positive reviews | 42.9% of reviews | **52.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 434 MB | 407 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Dimitri Liwenetz](https://appshunter.io/developer/1696108961) | [moztec](https://appshunter.io/developer/932993004) |

## What reviewers say

### Gun Builder 3D Simulator

[App page](https://appshunter.io/ios/app/gun-builder-3d-simulator/id1377948764)

Design and customize your own firearms in a 3D simulator. Equip them with various accessories and test their accuracy in virtual shooting galleries. Share your creations with friends for virtual battles.

**Highlights:** Design custom firearms, Add accessories and skins, Realistic shooting sounds and effects, Virtual shooting gallery, Share weapon designs, Play virtual battles

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No ads | $1.99 | one-time |
| All weapons and upgrades | $5.99 | one-time |

**What reviewers like**

- 👍 Good gun simulator
- 👍 Fun gameplay
- 👍 Good animations
- 👍 Decent disassembly/assembly
- 👍 Good representation of hipfiring

**What reviewers complain about**

- 😞 Too many ads
- 😞 Ads are intrusive
- 😞 Missing key factors
- 😞 Horrible physics
- 😞 Fake advertising

**Reported bugs**

- Wouldn't let me unlock locked guns
- Slide not locking back when mag is empty (pistols)
- Charging handle moves back when out of ammo
- Reload glitch with magazine floating in air
- Startup crashing on iPhone 5 iOS 10.3.4

**Requested features**

- Unlock locked guns
- More guns (sniper, Glock 17, MP5, AK74, HK417)
- Add Mac gun
- Weapon cycling
- Press and release animation for bolt catch


### Gun Builder 3D!

[App page](https://appshunter.io/ios/app/gun-builder-3d/id1492690876)

Assemble intricate firearms in a 3D puzzle environment. Fulfill orders, earn in-game currency, and unlock new tools and weapon designs. Enjoy smooth animations and a satisfying building experience.

**Highlights:** 3D puzzle gun assembly, Fulfill gun orders, Earn in-game money, Unlock new tools and guns, Upgrade workspace, Smooth animations

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💕 Enjoyable game
- 👍 Minimal ads
- 🤩 Fun and challenging
- 🎉 Great for passing time
- 🙂 Relaxing experience

**What reviewers complain about**

- 🐛 Crashes and stability issues
- 🤔 Overly precise part placement
- 💸 Too many ads
- 🤯 Frustrating difficulty
- 😕 Inaccurate gun representations

**Reported bugs**

- Game crashes on launch
- Progress resets or gets deleted
- Parts not registering in correct spots
- Freezing and performance issues
- Compatibility problems on certain devices

**Requested features**

- More levels and guns
- Shooting range or target practice mode
- Camera mode to view built guns
- Less restrictive part placement
- Improved gun accuracy and realism


## Frequently asked questions

### Is Gun Builder 3D Simulator free?

Gun Builder 3D Simulator is free to download, with in-app purchases available.

### Is Gun Builder 3D! free?

Gun Builder 3D! is free to download, with no in-app purchases.

### Which has better reviews, Gun Builder 3D Simulator or Gun Builder 3D!?

Gun Builder 3D! is rated higher. Gun Builder 3D Simulator averages 4.2 out of 5 from 283 ratings, while Gun Builder 3D! averages 4.7 from 4.5K ratings.

### Do Gun Builder 3D Simulator or Gun Builder 3D! have ads?

Both Gun Builder 3D Simulator and Gun Builder 3D! show ads.

### Which is updated more often, Gun Builder 3D Simulator or Gun Builder 3D!?

Gun Builder 3D Simulator ships an update every 4 months, and Gun Builder 3D! fortnightly. Most recently, Gun Builder 3D Simulator was updated on September 18, 2026 and Gun Builder 3D! on September 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*