# Gun Builder 3D! vs PC Simulator

The clearest difference is rating: Gun Builder 3D! at 4.7 against PC Simulator's 3.9. Gun Builder 3D! also leads on in-app purchases (none vs 7) and update cadence (fortnightly vs every 5 months). PC Simulator's advantage is ads (none vs shown). On price, monetization model, device support and iOS requirement there is nothing between them.

Both are free to download. PC Simulator sells 7 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 3.9. That said, the two scores are not equally well evidenced: Gun Builder 3D! has 4.5K ratings behind it against 118, so its average is the more settled of the two. Written reviews point the same way: 53% of Gun Builder 3D!'s written reviews are positive against 23% of PC Simulator's.

Gun Builder 3D! ships an update fortnightly, PC Simulator every 5 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Gun Builder 3D! | PC Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (4.5K ratings)](https://appshunter.io/ios/app/gun-builder-3d/id1492690876/reviews)** | [3.9 (118 ratings)](https://appshunter.io/ios/app/pc-simulator-assemble-computer/id1521981774/reviews) |
| Number of ratings | **4.5K** | 118 |
| Positive reviews | **52.9% of reviews** | 23.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 407 MB | 164 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 12+ | 4+ |
| Developer | [moztec](https://appshunter.io/developer/932993004) | [Vector Labs Limited](https://appshunter.io/developer/1213774149) |

## What reviewers say

### 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


### PC Simulator

[App page](https://appshunter.io/ios/app/pc-simulator-assemble-computer/id1521981774)

Learn to build and repair PCs with this simulation game. Follow step-by-step instructions to assemble real-world components, install software, and manage your own PC building business. Fulfill customer orders and become a PC architect.

**Highlights:** Step-by-step PC assembly instructions, Real-world components and software installation, Build a PC empire, Manage your own business, Fulfill customer orders, Time management

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy 250 coins | $0.99 | one-time |
| Buy 500 coins | $1.99 | one-time |
| Buy 1000 coins | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Buy 2500 coins | $3.99 | one-time |
| Buy 3000 coins | $4.99 | one-time |
| Buy 5000 coins | $6.99 | one-time |

**What reviewers like**

- 👍 Easy to understand
- 👍 Really good
- 👍 Fun
- 👍 Good game
- 👍 It is good

**What reviewers complain about**

- 🐛 Game is really bad
- 🐛 Whole game is bugged
- 🐛 Hard to play
- 🐛 Game is unplayable
- 🐛 Shaky frames

**Reported bugs**

- Twitching back and forth when walking
- Cannot do anything
- Game keeps buffering
- Incredibly shaky frames
- Player moves back and forth quickly when joystick released

**Requested features**

- More updates needed
- More customization options for PC
- More parts available
- Faster movement speeds
- Make player faster


## Frequently asked questions

### Is Gun Builder 3D! free?

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

### Is PC Simulator free?

PC Simulator is free to download, with in-app purchases available.

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

Gun Builder 3D! is rated higher. Gun Builder 3D! averages 4.7 out of 5 from 4.5K ratings, while PC Simulator averages 3.9 from 118 ratings.

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

Gun Builder 3D! shows ads; PC Simulator does not.

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

Gun Builder 3D! ships an update fortnightly, and PC Simulator every 5 months. Most recently, Gun Builder 3D! was updated on November 3, 2026 and PC Simulator on November 3, 2026.

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