# Reality OBJ vs ModelPlay

The clearest difference is rating: Reality OBJ at 4.2 against ModelPlay's 3.5. Reality OBJ also leads on review sentiment (71% vs 38%) and update cadence (weekly vs every 2 weeks). ModelPlay's advantage is monetization model (free vs free with in-app purchases) and device support (4 vs 2). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Reality OBJ sells 4 in-app purchases, starting at $2.99 per 7 days and ModelPlay sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Reality OBJ holds the better App Store score, 4.2 against 3.5. Both are backed by a comparable volume of ratings — 5 and 6 respectively. Written reviews point the same way: 71% of Reality OBJ's written reviews are positive against 38% of ModelPlay's.

Reality OBJ ships an update weekly, ModelPlay every 2 weeks. The most recent releases landed on September 23, 2026 and August 2, 2026 respectively.

## The numbers

| Metric | Reality OBJ | ModelPlay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/reality-obj-usdz-converter/id1603967912/reviews)** | [3.5 (6 ratings)](https://appshunter.io/ios/app/modelplay-3d-model-viewer/id6483368492/reviews) |
| Number of ratings | 5 | **6** |
| Positive reviews | **71.4% of reviews** | 37.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 29 MB | 254 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [Ariel Ortiz](https://appshunter.io/developer/1583119689) | [俊卿 吴](https://appshunter.io/developer/1714454254) |

## What reviewers say

### Reality OBJ

[App page](https://appshunter.io/ios/app/reality-obj-usdz-converter/id1603967912)

Easily convert 3D models from OBJ format to USDZ, a format optimized for AR experiences. Customize material properties like textures and colors, and generate thumbnails for your models. Supports AR viewing and video recording.

**Highlights:** Convert OBJ to USDZ, Modify material properties, Import OBJ models, Generate thumbnails, Record video, AR support

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $2.99 | per 7 days |
| All Access | $3.99 | per month |
| All Access | $14.99 | per year |
| All Access | $14.99 | one-time |


### 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 |


## Frequently asked questions

### Is Reality OBJ free?

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

### Is ModelPlay free?

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

### Which has better reviews, Reality OBJ or ModelPlay?

Reality OBJ is rated higher. Reality OBJ averages 4.2 out of 5 from 5 ratings, while ModelPlay averages 3.5 from 6 ratings.

### Do Reality OBJ or ModelPlay have ads?

Neither Reality OBJ nor ModelPlay shows ads.

### Which is updated more often, Reality OBJ or ModelPlay?

Reality OBJ ships an update weekly, and ModelPlay every 2 weeks. Most recently, Reality OBJ was updated on September 23, 2026 and ModelPlay on August 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*