# ModelPlay vs i3DGS3D

The clearest difference is review sentiment: i3DGS3D at 100% against ModelPlay's 38%. i3DGS3D also leads on rating (4.0 vs 3.5) and in-app purchases (none vs 1). ModelPlay's advantage is update cadence (every 2 weeks vs every 9 months) and ratings volume (6 vs 1). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. ModelPlay sells 1 one-off in-app purchase. i3DGS3D asks for nothing beyond the download.

i3DGS3D holds the better App Store score, 4.0 against 3.5. That said, the two scores are not equally well evidenced: ModelPlay has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 38% of ModelPlay's written reviews are positive against 100% of i3DGS3D's.

ModelPlay ships an update every 2 weeks, i3DGS3D every 9 months. The most recent releases landed on August 2, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | ModelPlay | i3DGS3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (6 ratings)](https://appshunter.io/ios/app/modelplay-3d-model-viewer/id6483368492/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/i3dgs3d/id6505082649/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 37.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 9 months |
| Monetization | Free | Free |
| Size | 254 MB | 21 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [俊卿 吴](https://appshunter.io/developer/1714454254) | [Spmaker](https://appshunter.io/developer/467945373) |

## 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

**In-app purchases (1)**

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


### i3DGS3D

[App page](https://appshunter.io/ios/app/i3dgs3d/id6505082649)

This app transforms 3D Gaussian splatting scans into various 3D image formats like SBS and anaglyph. It allows users to view and interact with photorealistic 3D scenes from different angles. It also supports smart glasses integration for an immersive viewing experience.

**Highlights:** Converts 3D Gaussian splatting to SBS, anaglyph, and other 3D formats, Displays photorealistic 3D scenes, Interactive touch controls for viewing from various perspectives, Supports .ply and .splat file formats, Smart glasses integration for immersive 3D display, Viewpoint control via connected iPhone/iPad

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ModelPlay free?

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

### Is i3DGS3D free?

i3DGS3D is free to download, with no in-app purchases.

### Which has better reviews, ModelPlay or i3DGS3D?

i3DGS3D is rated higher. ModelPlay averages 3.5 out of 5 from 6 ratings, while i3DGS3D averages 4.0 from 1 ratings.

### Do ModelPlay or i3DGS3D have ads?

Neither ModelPlay nor i3DGS3D shows ads.

### Which is updated more often, ModelPlay or i3DGS3D?

ModelPlay ships an update every 2 weeks, and i3DGS3D every 9 months. Most recently, ModelPlay was updated on August 2, 2026 and i3DGS3D on September 8, 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.*