# GLTF Viewer · Convert OBJ/STL vs Gcode Viewer & Simulator

GLTF Viewer · Convert OBJ/STL and Gcode Viewer & Simulator are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. GLTF Viewer · Convert OBJ/STL sells 2 in-app purchases, starting at $2.99 per 7 days and Gcode Viewer & Simulator sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | GLTF Viewer · Convert OBJ/STL | Gcode Viewer & Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gltf-viewer-convert-objstl/id6776793016/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 38 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rush Tools LLC](https://appshunter.io/developer/1896773547) | [CODIGITAL SOLUTIONS](https://appshunter.io/developer/1829802387) |

## What reviewers say

### GLTF Viewer · Convert OBJ/STL

[App page](https://appshunter.io/ios/app/gltf-viewer-convert-objstl/id6776793016)

View and inspect 3D models in glTF and GLB formats with advanced rendering and animation playback. Offers a full inspector for scene graph, materials, and animations. Convert models to other formats, measure distances, and view in AR with an in-app purchase.

**Highlights:** View glTF and GLB 3D models, Orbit, pan, and zoom controls, Multiple render modes (Solid, Wireframe, X-ray), Play embedded animations, Full glTF inspector (scene graph, materials, animations), Export to GLB, glTF, OBJ, STL, PLY, USDZ, Augmented Reality (AR) viewing

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GLTF Viewer Pro | $2.99 | per 7 days |
| GLTF Viewer Pro | $9.99 | per year |


### Gcode Viewer & Simulator

[App page](https://appshunter.io/ios/app/gcode-viewer-and-simulator/id6813924146)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $4.99 | per month |
| Yearly | $29.99 | per year |


## Frequently asked questions

### Is GLTF Viewer · Convert OBJ/STL free?

GLTF Viewer · Convert OBJ/STL is free to download, with in-app purchases available.

### Is Gcode Viewer & Simulator free?

Gcode Viewer & Simulator is free to download, with in-app purchases available.

### Do GLTF Viewer · Convert OBJ/STL or Gcode Viewer & Simulator have ads?

Neither GLTF Viewer · Convert OBJ/STL nor Gcode Viewer & Simulator shows ads.

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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.*