# ModelPlay vs Viewport 3D

The clearest difference is rating: Viewport 3D at 4.0 against ModelPlay's 3.0. Viewport 3D also leads on in-app purchases (none vs 1). ModelPlay's advantage is ratings volume (8 vs 2) and device support (4 vs 2). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. ModelPlay sells 1 one-off in-app purchase. Viewport 3D asks for nothing beyond the download.

Viewport 3D holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 8 and 2 respectively.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 11, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | ModelPlay | Viewport 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (8 ratings)](https://appshunter.io/ios/app/modelplay-3d-model-viewer/id6483368492/reviews) | **[4.0 (2 ratings)](https://appshunter.io/ios/app/viewport-3d/id6777973275/reviews)** |
| Number of ratings | **8** | 2 |
| Positive reviews | 27.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free | Free |
| Size | 255 MB | 47 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [俊卿 吴](https://appshunter.io/developer/1714454254) | [Amar Shinde](https://appshunter.io/developer/1896335477) |

## What reviewers say

### ModelPlay

[App page](https://appshunter.io/ios/app/modelplay-3d-model-viewer/id6483368492)

Easily view and customize 3D models without needing professional knowledge. Import, export, and categorize various file formats, then personalize lighting, backgrounds, materials, and animations for stunning visual effects.

**Highlights:** Import/export GLB, FBX, OBJ, STL, PLY, 3MF, Categorize models with folders, Customize lighting and backgrounds, Adjust model materials and textures, Play and control 3D animations, Set model position and camera angles

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ModelPlay Pro | $9.99 | one-time |


### Viewport 3D

[App page](https://appshunter.io/ios/app/viewport-3d/id6777973275)

This app allows artists to quickly open and inspect 3D models from various cloud storage services and local files. It offers professional viewing tools, animation playback, and augmented reality capabilities, all processed on-device for privacy.

**Highlights:** Open 3D models from cloud storage, Supports over 20+ 3D file formats, Professional inspection tools, Animation playback, Augmented Reality (AR) mode, On-device processing for privacy

**In-app purchases:** none


## Frequently asked questions

### Is ModelPlay free?

ModelPlay is free to download, with in-app purchases available.

### Is Viewport 3D free?

Viewport 3D is free to download, with no in-app purchases.

### Which has better reviews, ModelPlay or Viewport 3D?

Viewport 3D is rated higher. ModelPlay averages 3.0 out of 5 from 8 ratings, while Viewport 3D averages 4.0 from 2 ratings.

### Do ModelPlay or Viewport 3D have ads?

Neither ModelPlay nor Viewport 3D shows ads.

### Which is updated more often, ModelPlay or Viewport 3D?

ModelPlay ships an update every 2 weeks, and Viewport 3D every 2 weeks. Most recently, ModelPlay was updated on October 11, 2026 and Viewport 3D on October 22, 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.*