# GAMMA AR vs Orpheix

The clearest difference is in-app purchases: GAMMA AR at none against Orpheix's 2. GAMMA AR also leads on iOS requirement (16.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Orpheix sells 2 in-app purchases, starting at $19.99 per month. GAMMA AR asks for nothing beyond the download.

## The numbers

| Metric | GAMMA AR | Orpheix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (8 ratings)](https://appshunter.io/ios/app/gamma-ar/id1298017298/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free | — |
| Size | 398 MB | 607 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [GAMMA Technologies](https://appshunter.io/developer/1495307075) | [Zenith Point Innovations](https://appshunter.io/developer/1894914291) |

## What reviewers say

### GAMMA AR

[App page](https://appshunter.io/ios/app/gamma-ar/id1298017298)

Visualize 3D BIM models on construction sites using augmented reality. Compare real-world conditions with digital plans to prevent errors, reduce costs, and improve communication between site and office.

**Highlights:** Augmented reality BIM model overlay, On-site construction monitoring, Error detection and prevention, Digital communication channels, Integration with Autodesk, Procore, BIMCollab, Issue synchronization with cloud platforms

**Features:** Vision Pro support

**In-app purchases:** none


### Orpheix

[App page](https://appshunter.io/ios/app/orpheix/id6762637886)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $19.99 | per month |
| Annual Subscription | $199.99 | per year |


## Frequently asked questions

### Is GAMMA AR free?

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

### Is Orpheix free?

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

### Do GAMMA AR or Orpheix have ads?

Neither GAMMA AR nor Orpheix 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.*