# 3D Model Viewer & Converter vs Pallet Stack Calculator 2026

The clearest difference is price: 3D Model Viewer & Converter at Free against Pallet Stack Calculator 2026's $0.29. Pallet Stack Calculator 2026's advantage is in-app purchases (none vs 14). On update cadence, ads, device support and iOS requirement there is nothing between them.

3D Model Viewer & Converter is free to download; Pallet Stack Calculator 2026 costs $0.29 up front. 3D Model Viewer & Converter sells 14 in-app purchases, starting at $2.99 per 7 days. Pallet Stack Calculator 2026 asks for nothing beyond the download.

3D Model Viewer & Converter ships an update every 3 weeks, Pallet Stack Calculator 2026 every 6 weeks. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 3D Model Viewer & Converter | Pallet Stack Calculator 2026 |
| --- | --- | --- |
| Price | **Free** | $0.29 |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/3d-model-viewer-and-converter/id6748610196/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Freemium | — |
| Size | 18 MB | 6 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [维 艾](https://appshunter.io/developer/1771300149) | [Nanjing Yunxiaochuang Technology Co., Ltd](https://appshunter.io/developer/1454457703) |

## What reviewers say

### 3D Model Viewer & Converter

[App page](https://appshunter.io/ios/app/3d-model-viewer-and-converter/id6748610196)

This tool allows you to open, view, and convert a wide variety of 3D file formats on your Apple devices. It offers basic editing, cross-sectioning, and exploded views, with options for batch conversion and exporting projected views.

**Highlights:** Import numerous 3D formats, Convert between popular 3D formats, Basic editing tools, Cross-section and exploded views, Batch export support, Export projected views as SVG, Offline functionality

**Features:** Family Sharing, Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Flex | $2.99 | per 7 days |
| Pro Light | $9.99 | per month |
| Pro Infinity | $59.99 | per year |
| Export as PNG | $2.99 | one-time |
| Export as OBJ | $3.99 | one-time |
| Export as USDZ | $3.99 | one-time |
| Export as GLTF/GLB | $3.99 | one-time |
| Export as STL | $3.99 | one-time |
| Exploded View | $4.99 | one-time |
| Unlock Batch Export | $4.99 | one-time |
| Unlock Projection View Export | $4.99 | one-time |
| Cross Section View | $6.99 | one-time |
| Unlock Batch Export | $9.99 | one-time |
| Export all formats | $16.99 | one-time |


### Pallet Stack Calculator 2026

[App page](https://appshunter.io/ios/app/pallet-stack-calculator-2026/id6779486294)

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

**In-app purchases:** none


## Frequently asked questions

### Is 3D Model Viewer & Converter free?

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

### Is Pallet Stack Calculator 2026 free?

Pallet Stack Calculator 2026 costs $0.29, with no in-app purchases.

### Do 3D Model Viewer & Converter or Pallet Stack Calculator 2026 have ads?

Neither 3D Model Viewer & Converter nor Pallet Stack Calculator 2026 shows ads.

### Which is updated more often, 3D Model Viewer & Converter or Pallet Stack Calculator 2026?

3D Model Viewer & Converter ships an update every 3 weeks, and Pallet Stack Calculator 2026 every 6 weeks. Most recently, 3D Model Viewer & Converter was updated on October 24, 2026 and Pallet Stack Calculator 2026 on October 31, 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.*