# iRhino 3D vs 123Mapper App

The clearest difference is device support: iRhino 3D at 2 against 123Mapper App's —. 123Mapper App's advantage is iOS requirement (11.0 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | iRhino 3D | 123Mapper App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (81 ratings)](https://appshunter.io/ios/app/irhino-3d/id373666504/reviews)** | — |
| Number of ratings | **81** | — |
| Positive reviews | 55.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Fortnightly | — |
| Monetization | Free | — |
| Size | 297 MB | 18 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 17+ |
| Developer | [Robert McNeel & Associates](https://appshunter.io/developer/373666507) | [Jhonathan Vaca Cabrera](https://appshunter.io/developer/1719910385) |

## What reviewers say

### iRhino 3D

[App page](https://appshunter.io/ios/app/irhino-3d/id373666504)

View and present 3D models from Rhino 3D on your iPhone or iPad. Navigate models with intuitive touch gestures, load files from various sources, and visualize them in augmented reality. Includes a markup tool for annotations.

**Highlights:** 3D model viewing, Touch navigation (pan, zoom, orbit), Cloud storage integration, Augmented Reality (AR) mode, Integrated markup tool

**In-app purchases:** none

**What reviewers like**

- 👍 Smooth and intuitive 3D model manipulation
- 🚀 Fast performance with complex models
- 📱 Great for client presentations and demos
- 💼 Useful for on-the-go model viewing
- 🔄 Good Dropbox integration

**What reviewers complain about**

- 🐛 Frequent crashes on large files
- ❌ Limited to viewer functionality only
- 🚫 No native editing capabilities
- 📉 Poor LiDAR measurement accuracy
- 🔌 No iCloud Drive support

**Reported bugs**

- App crashes with large or complex files
- LiDAR measurements significantly inaccurate (off by ~2x)
- Cannot open local files without cloud storage
- Incompatibility with newer iOS versions
- App crashes during room scanning

**Requested features**

- Full native Rhino with Grasshopper support
- Real editing and modeling tools
- Wireframe and shaded view options
- Orthographic views (top, front, right)
- Texture and material support


### 123Mapper App

[App page](https://appshunter.io/ios/app/123mapper-app/id6473813384)

**In-app purchases:** none


## Frequently asked questions

### Is iRhino 3D free?

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

### Is 123Mapper App free?

123Mapper App is free to download, with no in-app purchases.

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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.*