# ATN Obsidian 4 vs Ghost Controls

The clearest difference is rating: Ghost Controls at 2.9 against ATN Obsidian 4's 2.0. Ghost Controls also leads on review sentiment (33% vs 16%) and iOS requirement (11.0 vs 15.0). ATN Obsidian 4's advantage is monetization model (free vs free with in-app purchases) and update cadence (every 3 months vs every 8 months). On price, ads, in-app purchases and device support there is nothing between them.

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

Ghost Controls holds the better App Store score, 2.9 against 2.0. That said, the two scores are not equally well evidenced: ATN Obsidian 4 has 227 ratings behind it against 26, so its average is the more settled of the two. Written reviews point the same way: 16% of ATN Obsidian 4's written reviews are positive against 33% of Ghost Controls's.

ATN Obsidian 4 ships an update every 3 months, Ghost Controls every 8 months. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | ATN Obsidian 4 | Ghost Controls |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (227 ratings)](https://appshunter.io/ios/app/atn-obsidian-4/id1337731256/reviews) | **[2.9 (26 ratings)](https://appshunter.io/ios/app/ghost-controls/id6448189177/reviews)** |
| Number of ratings | **227** | 26 |
| Positive reviews | 16.0% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 85 MB | 61 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [ATN](https://appshunter.io/developer/789970891) | [Assemblabs Ltd](https://appshunter.io/developer/1456463153) |

## What reviewers say

### ATN Obsidian 4

[App page](https://appshunter.io/ios/app/atn-obsidian-4/id1337731256)

Connect your smartphone or tablet to compatible ATN smart scopes via WiFi. Stream live video of your hunt, adjust device settings, and review recorded images and videos. Unlock the full capabilities of your ATN optics.

**Highlights:** Live video streaming, Device settings adjustment, Review stored media, WiFi connectivity, Enhances ATN optic experience

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast live streaming
- 👍 Easy scope configuration
- 🔍 Useful viewfinder feature

**What reviewers complain about**

- 🐛 Frequent connection issues
- 🐛 App crashes and freezes
- 🐛 Unreliable video/photo gallery
- 🐛 Scope locking up when using app

**Reported bugs**

- App unable to discover scope
- Live view not working as expected
- Scope firmware updates causing issues

**Requested features**

- Add photo/video gallery to view media
- Improve app stability and reliability
- Allow profile editing directly on scope


### Ghost Controls

[App page](https://appshunter.io/ios/app/ghost-controls/id6448189177)

Control your automatic gate opener remotely. Open, close, check status, and receive alerts. Schedule gate activity and grant access to others. Requires a compatible control board and the AXMC-R module.

**Highlights:** Remote gate open/close, Gate status monitoring, Open/close alerts, Customizable schedules, Grant remote access, Diagnostic data sharing

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is ATN Obsidian 4 free?

ATN Obsidian 4 is free to download, with no in-app purchases.

### Is Ghost Controls free?

Ghost Controls is free to download, with no in-app purchases.

### Which has better reviews, ATN Obsidian 4 or Ghost Controls?

Ghost Controls is rated higher. ATN Obsidian 4 averages 2.0 out of 5 from 227 ratings, while Ghost Controls averages 2.9 from 26 ratings.

### Do ATN Obsidian 4 or Ghost Controls have ads?

Neither ATN Obsidian 4 nor Ghost Controls shows ads.

### Which is updated more often, ATN Obsidian 4 or Ghost Controls?

ATN Obsidian 4 ships an update every 3 months, and Ghost Controls every 8 months. Most recently, ATN Obsidian 4 was updated on September 24, 2026 and Ghost Controls on September 22, 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.*