# GAMMA AR vs Exxar Huddle

The clearest difference is update cadence: GAMMA AR at every 2 weeks against Exxar Huddle's every 3 months. GAMMA AR also leads on ratings volume (8 vs 1). Exxar Huddle's advantage is rating (5.0 vs 4.6) and iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Exxar Huddle holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: GAMMA AR has 8 ratings behind it against 1, so its average is the more settled of the two.

GAMMA AR ships an update every 2 weeks, Exxar Huddle every 3 months. The most recent releases landed on September 15, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | GAMMA AR | Exxar Huddle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (8 ratings)](https://appshunter.io/ios/app/gamma-ar/id1298017298/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/exxar-huddle/id1574186568/reviews)** |
| Number of ratings | **8** | 1 |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 384 MB | 907 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [GAMMA Technologies](https://appshunter.io/developer/1495307075) | [Vaibhav Bansal](https://appshunter.io/developer/1574186570) |

## 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 plans, detect errors early, and improve communication between site and office. Streamline workflows and reduce costs.

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

**Features:** Vision Pro support

**In-app purchases:** none


### Exxar Huddle

[App page](https://appshunter.io/ios/app/exxar-huddle/id1574186568)

This app uses augmented reality to help construction professionals visualize 3D models on-site. It facilitates collaboration, enhances precision for QA/QC, and streamlines workflows for better project analysis and decision-making.

**Highlights:** Augmented reality 3D model exploration, Seamless integration with design tools, On-site AR anchoring for QA/QC, VR/MR immersive collaboration, Enhanced visualization and project analysis, Streamlined workflows for time/cost savings

**In-app purchases:** none


## Frequently asked questions

### Is GAMMA AR free?

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

### Is Exxar Huddle free?

Exxar Huddle is free to download, with no in-app purchases.

### Which has better reviews, GAMMA AR or Exxar Huddle?

Exxar Huddle is rated higher. GAMMA AR averages 4.6 out of 5 from 8 ratings, while Exxar Huddle averages 5.0 from 1 ratings.

### Do GAMMA AR or Exxar Huddle have ads?

Neither GAMMA AR nor Exxar Huddle shows ads.

### Which is updated more often, GAMMA AR or Exxar Huddle?

GAMMA AR ships an update every 2 weeks, and Exxar Huddle every 3 months. Most recently, GAMMA AR was updated on September 15, 2026 and Exxar Huddle on June 11, 2026.

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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.*