# ADI vs Link4 Cloud

The clearest difference is rating: Link4 Cloud at 5.0 against ADI's 4.0. Link4 Cloud also leads on ads (none vs shown) and monetization model (free vs ad-supported). ADI's advantage is update cadence (every 2 months vs every 6 months). On price, ratings volume, 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.

Link4 Cloud holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

ADI ships an update every 2 months, Link4 Cloud every 6 months. The most recent releases landed on June 1, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | ADI | Link4 Cloud |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/adi-ble/id1281904615/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/link4-cloud/id1586175290/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Ad-supported | **Free** |
| Size | 33 MB | 11 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Amiad Water Systems Ltd.](https://appshunter.io/developer/1281904614) | [Link4 Corporation](https://appshunter.io/developer/381382009) |

## What reviewers say

### ADI

[App page](https://appshunter.io/ios/app/adi-ble/id1281904615)

This application allows users to connect with specific controllers to view real-time data from filter systems. Users can also modify configurations and export settings and logs for analysis.

**Highlights:** Connect to ADI-P and ADI-X Controllers, View real-time filter system information, Change system configuration, Export settings, Export logs

**In-app purchases:** none


### Link4 Cloud

[App page](https://appshunter.io/ios/app/link4-cloud/id1586175290)

Monitor and control your Link4 iGrow 1800 and Pearl environmental controllers remotely. Receive real-time alerts, view sensor data, and make configuration changes from anywhere in the world. Log notes and tasks for your grow operation.

**Highlights:** Real-time alarm notifications, Sensor readings access, Configuration changes, Crop information access, Grow Journal Notes and Tasks

**In-app purchases:** none


## Frequently asked questions

### Is ADI free?

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

### Is Link4 Cloud free?

Link4 Cloud is free to download, with no in-app purchases.

### Which has better reviews, ADI or Link4 Cloud?

Link4 Cloud is rated higher. ADI averages 4.0 out of 5 from 4 ratings, while Link4 Cloud averages 5.0 from 2 ratings.

### Do ADI or Link4 Cloud have ads?

ADI shows ads; Link4 Cloud does not.

### Which is updated more often, ADI or Link4 Cloud?

ADI ships an update every 2 months, and Link4 Cloud every 6 months. Most recently, ADI was updated on June 1, 2026 and Link4 Cloud on September 19, 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.*