About
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.
What's New in Link4 Cloud
Link4 Cloud v1.15
January 28, 2026
- 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
MoreFAQ
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.
