# GAMMA AR vs Arkio

The clearest difference is rating: GAMMA AR at 4.6 against Arkio's 3.1. GAMMA AR also leads on in-app purchases (none vs 5). Arkio's advantage is device support (4 vs 2). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Arkio sells 5 in-app purchases, starting at $19.99 per month. GAMMA AR asks for nothing beyond the download.

GAMMA AR holds the better App Store score, 4.6 against 3.1. Both are backed by a comparable volume of ratings — 8 and 7 respectively. Written reviews point the same way: 86% of GAMMA AR's written reviews are positive against 80% of Arkio's.

GAMMA AR ships an update every 2 weeks, Arkio every 3 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | GAMMA AR | Arkio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (8 ratings)](https://appshunter.io/ios/app/gamma-ar/id1298017298/reviews)** | [3.1 (7 ratings)](https://appshunter.io/ios/app/arkio/id1441534242/reviews) |
| Number of ratings | **8** | 7 |
| Positive reviews | **85.7% of reviews** | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 384 MB | 335 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [GAMMA Technologies](https://appshunter.io/developer/1495307075) | [Arkio](https://appshunter.io/developer/1441534241) |

## 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


### Arkio

[App page](https://appshunter.io/ios/app/arkio/id1441534242)

Collaborate on architectural and design projects in immersive 3D environments. Import large models, present ideas, and gather feedback with tools for markup, voice notes, and AI rendering. Offers VR and multi-device support for seamless teamwork.

**Highlights:** Import large 3D AEC models, Collaborative VR and MR experiences, AI rendering and presentation tools, Voice and text issue capture, Built-in modeling and ideation tools, Layer management and sun studies

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Arkio Plus Montly | $19.99 | per month |
| Arkio Pro Subscription | $44.99 | per month |
| Arkio Plus 3 Months | $44.99 | per 3 months |
| Arkio Plus Yearly | $119.99 | per year |
| Arkio Plus Asset Pack | $9.99 | one-time |


## Frequently asked questions

### Is GAMMA AR free?

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

### Is Arkio free?

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

### Which has better reviews, GAMMA AR or Arkio?

GAMMA AR is rated higher. GAMMA AR averages 4.6 out of 5 from 8 ratings, while Arkio averages 3.1 from 7 ratings.

### Do GAMMA AR or Arkio have ads?

Neither GAMMA AR nor Arkio shows ads.

### Which is updated more often, GAMMA AR or Arkio?

GAMMA AR ships an update every 2 weeks, and Arkio every 3 weeks. Most recently, GAMMA AR was updated on October 26, 2026 and Arkio on October 24, 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.*