# One vs GLB Viewer

The clearest difference is in-app purchases: GLB Viewer at none against One's 4. GLB Viewer also leads on iOS requirement (15.0 vs 17.0). One's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. One sells 4 one-off in-app purchases. GLB Viewer asks for nothing beyond the download.

## The numbers

| Metric | One | GLB Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | — | Every 9 days |
| Size | 35 MB | 19 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [PWZ COM CORP](https://appshunter.io/developer/1883572739) | [Animesh Manna](https://appshunter.io/developer/6789635189) |

## What reviewers say

### One

[App page](https://appshunter.io/ios/app/one-ai/id6761099079)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter | $9.90 | one-time |
| Basic | $29.90 | one-time |
| Plus | $49.90 | one-time |
| Professional | $99.90 | one-time |


### GLB Viewer

[App page](https://appshunter.io/ios/app/glb-viewer-3d-model-viewer/id6792433740)

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

**In-app purchases:** none


## Frequently asked questions

### Is One free?

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

### Is GLB Viewer free?

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

### Do One or GLB Viewer have ads?

GLB Viewer shows ads; One does not.

---

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