# Link4 Cloud

> Remote environmental controller monitoring and management for iGrow 1800 and Pearl devices. (iPhone/iPad app by Link4 Corporation.)

- Source: https://appshunter.io/ios/app/link4-cloud/id1586175290 (this page in markdown: same URL + `.md`)
- Developer: [Link4 Corporation](https://appshunter.io/developer/381382009)
- Category: Productivity, Utilities
- Price: Free
- Rating: 5.00/5 from 2 App Store ratings
- Age rating: 17+
- Requires: iOS 12.0 · 11 MB
- Languages: English
- Released: 2022-09-19
- Data updated: 2026-07-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/link4-cloud/id1586175290/reviews.md

## What is Link4 Cloud?

Access your Link4 iGrow 1800 and Pearl environmental controllers anywhere you go with the Link4 Cloud App.  This App does not work for the Link4 iPonic, iGrow 800, and Sapphire environmental controllers (to access these controllers go to this web address: https://link4cloud.com/). 
Using the Link4 Cloud with your iGrow 1800 and Pearl environmental controllers you can receive real-time alarm notifications, get sensor readings, make configuration changes, access critical crop information, and enter Grow Journal Notes and Tasks.  The Link4 Cloud allows you to always be linked to your grow operation, no matter where you are in the world.

## Key features

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


## Frequently asked questions about Link4 Cloud

### What environmental controllers does Link4 Cloud support?

Link4 Cloud is designed to work with the Link4 iGrow 1800 and Pearl environmental controllers. It does not support the Link4 iPonic, iGrow 800, and Sapphire environmental controllers.

### Can I access Link4 Cloud offline?

The application requires an internet connection to access and control your environmental controllers remotely. It is designed for 'anywhere you go' access, implying online functionality.

### What kind of data can I view with Link4 Cloud?

You can view real-time sensor readings, access critical crop information, and review Grow Journal Notes and Tasks directly through the Link4 Cloud app.

### How often is Link4 Cloud updated?

The latest version available is Link4 Cloud v1.15, with the last update listed as 2026-01-28. This indicates a proactive development cycle for the application.

### What devices is Link4 Cloud compatible with?

Link4 Cloud is available for iPhone, iPad, and iPod devices, providing broad compatibility for Apple users.

### Is Link4 Cloud suitable for younger users?

Link4 Cloud has an age rating of 17+, suggesting it is intended for adult users due to the nature of environmental control and agricultural operations.

### What are the benefits of using Link4 Cloud for my grow operation?

Link4 Cloud allows you to stay connected to your grow operation from anywhere, enabling real-time monitoring, immediate alerts, and configuration adjustments to optimize your environment.

### Does Link4 Cloud have ads?

No, Link4 Cloud is ad-free, providing an uninterrupted user experience for managing your environmental controllers.

## Version history (last 5 releases)

### Link4 Cloud v1.15 — 2026-01-28

- Improved responsiveness to downward swipes
- Refresh button added to bottom bar
- Downward swipe at top no longer triggers refresh.
- Fixed forward button in bottom bar
- Bottom bar only appears when scrolled to top of screen and disappears when scrolling down

### Link4 Cloud v1.14 — 2025-06-17

Added a smart nav bar that shows/hides depending on your activity

### Link4 Cloud v1.13 — 2024-03-07

Added temporary navigation bar on app startup

### Link4 Cloud v1.12 — 2024-02-06

- Fixed an issue where the nav bar wouldn't display on some external websites

### Link4 Cloud v1.11 — 2023-03-22

- improved ui and stability

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-01.*