# Gun Assembly vs Gun Builder Run!

The clearest difference is rating: Gun Assembly at 4.6 against Gun Builder Run!'s 3.2. Gun Assembly also leads on review sentiment (29% vs 0%) and ratings volume (325 vs 6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Gun Assembly holds the better App Store score, 4.6 against 3.2. That said, the two scores are not equally well evidenced: Gun Assembly has 325 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 29% of Gun Assembly's written reviews are positive against 0% of Gun Builder Run!'s.

Gun Assembly ships an update every 4 days, Gun Builder Run! every 10 days. The most recent releases landed on August 15, 2026 and June 26, 2026 respectively.

## The numbers

| Metric | Gun Assembly | Gun Builder Run! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (325 ratings)](https://appshunter.io/ios/app/gun-assembly/id6444002089/reviews)** | [3.2 (6 ratings)](https://appshunter.io/ios/app/gun-builder-run/id6451147218/reviews) |
| Number of ratings | **325** | 6 |
| Positive reviews | **28.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Every 10 days |
| Monetization | Ad-supported | Ad-supported |
| Size | 246 MB | 207 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Besim Toker](https://appshunter.io/developer/1572847425) | [Ozan Kasikci](https://appshunter.io/developer/1485317310) |

## What reviewers say

### Gun Assembly

[App page](https://appshunter.io/ios/app/gun-assembly/id6444002089)

Assemble and customize a wide variety of guns by tapping to earn money and unlock new mods. Open loot boxes to acquire awesome upgrades and assemble legendary items to create the ultimate firearm.

**Highlights:** Tap to earn money, Open loot boxes, Acquire awesome mods, Customize gun aspects, Assemble legendary items

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Gun Builder Run!

[App page](https://appshunter.io/ios/app/gun-builder-run/id6451147218)

Design unique firearms by making strategic choices and then use them in action-packed combat. Progress through levels and become a hero by shooting accurately and building superior weapons.

**Highlights:** Gun creation and customization, Strategic decision-making, Heroic combat gameplay, Level progression, Accurate shooting mechanics

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Gun Assembly free?

Gun Assembly is free to download, with no in-app purchases.

### Is Gun Builder Run! free?

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

### Which has better reviews, Gun Assembly or Gun Builder Run!?

Gun Assembly is rated higher. Gun Assembly averages 4.6 out of 5 from 325 ratings, while Gun Builder Run! averages 3.2 from 6 ratings.

### Do Gun Assembly or Gun Builder Run! have ads?

Both Gun Assembly and Gun Builder Run! show ads.

### Which is updated more often, Gun Assembly or Gun Builder Run!?

Gun Assembly ships an update every 4 days, and Gun Builder Run! every 10 days. Most recently, Gun Assembly was updated on August 15, 2026 and Gun Builder Run! on June 26, 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.*