# [3D] Preview vs 3D & STL Model Viewer

The clearest difference is review sentiment: 3D & STL Model Viewer at 50% against [3D] Preview's 0%. 3D & STL Model Viewer also leads on price (Free vs $4.99) and rating (4.7 vs 3.0). [3D] Preview's advantage is in-app purchases (none vs 8). On ads and device support there is nothing between them.

3D & STL Model Viewer is free to download; [3D] Preview costs $4.99 up front. 3D & STL Model Viewer sells 8 in-app purchases, starting at $4.99 per 7 days. [3D] Preview asks for nothing beyond the download.

3D & STL Model Viewer holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: 3D & STL Model Viewer has 22 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of [3D] Preview's written reviews are positive against 50% of 3D & STL Model Viewer's.

[3D] Preview ships an update every 6 weeks, 3D & STL Model Viewer weekly. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | [3D] Preview | 3D & STL Model Viewer |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/3d-preview/id1366963152/reviews) | **[4.7 (22 ratings)](https://appshunter.io/ios/app/3d-and-stl-model-viewer-mes3d/id6761634572/reviews)** |
| Number of ratings | 1 | **22** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Paid | **Free** |
| Best chart rank | — | **#96** |
| Size | 5 MB | 59 MB |
| Requires iOS | 27.0 | **17.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [designmatic](https://appshunter.io/developer/1197399292) | [ONNEX YAZILIM ANONIM SIRKETI](https://appshunter.io/developer/1856674142) |

## What reviewers say

### [3D] Preview

[App page](https://appshunter.io/ios/app/3d-preview/id1366963152)

View and interact with 3D models and animations on your iPhone and iPad. Supports various file formats and offers advanced debugging tools for troubleshooting scenes. Enjoy smooth performance with HDR and Metal 2 optimization.

**Highlights:** Display complex 3D objects and scenes, High frame rate viewing (up to 120 FPS), Free-moving camera with touch controls, Scene graph visualization, Debug settings for troubleshooting, HDR and wide color display support, Metal Shading Language support

**Features:** Vision Pro support

**In-app purchases:** none


### 3D & STL Model Viewer

[App page](https://appshunter.io/ios/app/3d-and-stl-model-viewer-mes3d/id6761634572)

**Currently charting:** #96 Top Free · Developer Tools, #120 Top Grossing · Developer Tools (US App Store)

Easily view, inspect, and explore 3D models on your device. Supports common file formats and offers intuitive touch controls for rotation, panning, and zooming. Visualize models in AR and capture snapshots for sharing.

**Highlights:** Import 3D files (STL, GLB, OBJ, USDZ, etc.), Intuitive touch controls for rotation, pan, zoom, Mesh-based preview and rendering, Wireframe mode and background customization, Local model library, Snapshot export, AR View integration

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mes3D Weekly PRO | $4.99 | per 7 days |
| Mes3D PRO Monthly Subscription | $5.99 | per month |
| Mes3D Weekly PRO Subscription | $6.99 | per 7 days |
| Mes3D Monthly PRO Subscription | $9.99 | per month |
| Mes3D PRO Annual Subscription | $14.99 | per year |
| Mes3D Annual PRO High | $29.99 | per year |
| Lifetime Pro Mes3D | $29.99 | one-time |
| Mes3D Lifetime Premium | $49.99 | one-time |


## Frequently asked questions

### Is [3D] Preview free?

[3D] Preview costs $4.99, with no in-app purchases.

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

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

### Which has better reviews, [3D] Preview or 3D & STL Model Viewer?

3D & STL Model Viewer is rated higher. [3D] Preview averages 3.0 out of 5 from 1 ratings, while 3D & STL Model Viewer averages 4.7 from 22 ratings.

### Do [3D] Preview or 3D & STL Model Viewer have ads?

Neither [3D] Preview nor 3D & STL Model Viewer shows ads.

### Which is updated more often, [3D] Preview or 3D & STL Model Viewer?

[3D] Preview ships an update every 6 weeks, and 3D & STL Model Viewer weekly. Most recently, [3D] Preview was updated on October 29, 2026 and 3D & STL Model Viewer 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.*