# 3D Model Viewer vs Barcode Ninja

The clearest difference is in-app purchases: Barcode Ninja at none against 3D Model Viewer's 1. 3D Model Viewer's advantage is ads (none vs shown) and device support (4 vs 2). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. 3D Model Viewer sells 1 one-off in-app purchase. Barcode Ninja asks for nothing beyond the download.

3D Model Viewer ships an update weekly, Barcode Ninja every 9 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 3D Model Viewer | Barcode Ninja |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (362 ratings)](https://appshunter.io/ios/app/3d-model-viewer-ar-and-print/id1631145223/reviews)** | — |
| Number of ratings | **362** | — |
| Positive reviews | 20.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 29 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod, Vision Pro** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arthur Eduardo Skaetta Alvarez Desenvolvimento de Software LTDA.](https://appshunter.io/developer/867175889) | [Skynet ICT Sdn Bhd](https://appshunter.io/developer/1803985016) |

## What reviewers say

### 3D Model Viewer

[App page](https://appshunter.io/ios/app/3d-model-viewer-ar-and-print/id1631145223)

Explore and interact with 3D models on your mobile device. Simulate the 3D printing process to identify potential issues before committing to a print. Visualize your models in augmented reality, adjusting scale and rotation within your real-world environment.

**Highlights:** View 3D models in real-time, Rotate, zoom, and paint models, Simulate 3D printing process, View models in AR mode, Adjust scale and rotation in AR, Supports multiple 3D file formats

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Model Viewer Premium | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 👍 Nice app design
- 👍 Simple and well-designed
- 👍 Quick viewing of models
- 👍 Low app size

**What reviewers complain about**

- 👎 Only one free model import
- 👎 Paywall for more models
- 👎 Models shown at incorrect scale
- 👎 App crashes frequently
- 👎 Limited free version

**Reported bugs**

- App crashes immediately after upload
- App crashes when importing PLY files
- App crashes after payment
- App crashes when importing large files
- App crashes on iPad Pro

**Requested features**

- Allow changing background color
- Allow changing lighting positions
- Add axis lock object rotation
- Add way to rotate side to side (turntable)
- Option to slow down rotation/movements


### Barcode Ninja

[App page](https://appshunter.io/ios/app/barcode-ninja/id6744306133)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 3D Model Viewer free?

3D Model Viewer is free to download, with in-app purchases available.

### Is Barcode Ninja free?

Barcode Ninja is free to download, with no in-app purchases.

### Do 3D Model Viewer or Barcode Ninja have ads?

Barcode Ninja shows ads; 3D Model Viewer does not.

### Which is updated more often, 3D Model Viewer or Barcode Ninja?

3D Model Viewer ships an update weekly, and Barcode Ninja every 9 days. Most recently, 3D Model Viewer was updated on October 30, 2026 and Barcode Ninja on October 28, 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.*