# GHL Connect vs ReefAI3

The clearest difference is price: GHL Connect at Free against ReefAI3's $1.99. GHL Connect also leads on iOS requirement (13.0 vs 15.1). ReefAI3's advantage is update cadence (every 2 days vs every 3 weeks). On ads, in-app purchases and device support there is nothing between them.

GHL Connect is free to download; ReefAI3 costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GHL Connect ships an update every 3 weeks, ReefAI3 every 2 days. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | GHL Connect | ReefAI3 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/ghl-connect/id1295021795/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 17.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 57 MB | 30 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GHL Advanced Technology GmbH & Co. KG](https://appshunter.io/developer/613103787) | [Austin Lamitina](https://appshunter.io/developer/1884142429) |

## What reviewers say

### GHL Connect

[App page](https://appshunter.io/ios/app/ghl-connect/id1295021795)

Easily monitor and configure aquarium devices like ProfiLux computers, Mitras LX 7 lights, and dosing pumps from your smartphone or tablet. Access your devices locally without internet or remotely via the myGHL cloud service.

**Highlights:** Monitor device status, Configure settings, Remote internet access, Local direct connection, Start special actions, Cloud storage for settings, Sensor chart history

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ReefAI3

[App page](https://appshunter.io/ios/app/reefai3/id6764714629)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GHL Connect free?

GHL Connect is free to download, with no in-app purchases.

### Is ReefAI3 free?

ReefAI3 costs $1.99, with no in-app purchases.

### Do GHL Connect or ReefAI3 have ads?

Neither GHL Connect nor ReefAI3 shows ads.

### Which is updated more often, GHL Connect or ReefAI3?

GHL Connect ships an update every 3 weeks, and ReefAI3 every 2 days. Most recently, GHL Connect was updated on October 16, 2026 and ReefAI3 on October 14, 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.*