# Gun Builder Custom Guns vs B747 Checklist

The clearest difference is price: Gun Builder Custom Guns at Free against B747 Checklist's $0.99. Gun Builder Custom Guns also leads on ratings volume (1.7K vs 2) and update cadence (every 5 weeks vs every 3 months). B747 Checklist's advantage is in-app purchases (none vs 1) and ads (none vs shown). On review sentiment and device support there is nothing between them.

Gun Builder Custom Guns is free to download; B747 Checklist costs $0.99 up front. Gun Builder Custom Guns sells 1 one-off in-app purchase. B747 Checklist asks for nothing beyond the download.

B747 Checklist holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Gun Builder Custom Guns has 1.7K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 66% of Gun Builder Custom Guns's written reviews are positive against 67% of B747 Checklist's.

Gun Builder Custom Guns ships an update every 5 weeks, B747 Checklist every 3 months. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Gun Builder Custom Guns | B747 Checklist |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.5 (1.7K ratings)](https://appshunter.io/ios/app/gun-builder-custom-guns/id1074243262/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/b747-checklist/id1350864143/reviews)** |
| Number of ratings | **1.7K** | 2 |
| Positive reviews | 65.6% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 150 MB | 3 MB |
| Requires iOS | **13.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Gravity Code](https://appshunter.io/developer/1554824125) | [Lukasz Musial](https://appshunter.io/developer/670046692) |

## What reviewers say

### Gun Builder Custom Guns

[App page](https://appshunter.io/ios/app/gun-builder-custom-guns/id1074243262)

Design and build your own unique virtual pistols with a vast selection of parts. Once created, you can fire your custom weapons with unlimited ammo and realistic sound and visual effects.

**Highlights:** Build custom pistols, Huge selection of pistol parts, Shoot from custom pistols, Unlimited ammo, Realistic gun sound effects, High resolution graphics, Share custom pistols on social media

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All | $5.99 | one-time |

**What reviewers like**

- 🚀 Good game to pass the time
- 👍 Realistic
- 👍 Customization options
- 👍 Enjoyable

**What reviewers complain about**

- 🐛 Shooting issues
- 🐛 Lack of weapon variety
- 🐛 Frequent ads
- 💰 Paid content locked

**Reported bugs**

- Sound issues
- Crashes and freezes
- Paid content not working as expected

**Requested features**

- Add more weapon types (AR, sniper, SMG, grenades)
- Improve shooting mechanics
- Reduce ads or make them optional
- Unlock more content for free


### B747 Checklist

[App page](https://appshunter.io/ios/app/b747-checklist/id1350864143)

This application provides a digital checklist for the B747-400 aircraft, designed for flight simulator enthusiasts. It features a simple interface with check marking for completed items and supports dark mode for night flying.

**Highlights:** B747 standard operating checklists, Intuitive interface, Check marking system, Optimized for iPhone and iPad, Dark mode support

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

**In-app purchases:** none


## Frequently asked questions

### Is Gun Builder Custom Guns free?

Gun Builder Custom Guns is free to download, with in-app purchases available.

### Is B747 Checklist free?

B747 Checklist costs $0.99, with no in-app purchases.

### Which has better reviews, Gun Builder Custom Guns or B747 Checklist?

B747 Checklist is rated higher. Gun Builder Custom Guns averages 4.5 out of 5 from 1.7K ratings, while B747 Checklist averages 5.0 from 2 ratings.

### Do Gun Builder Custom Guns or B747 Checklist have ads?

Gun Builder Custom Guns shows ads; B747 Checklist does not.

### Which is updated more often, Gun Builder Custom Guns or B747 Checklist?

Gun Builder Custom Guns ships an update every 5 weeks, and B747 Checklist every 3 months. Most recently, Gun Builder Custom Guns was updated on November 1, 2026 and B747 Checklist on October 29, 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.*