GHL Connect allows you to monitor and configure your ProfiLux 3, ProfiLux 4, Mitras LX 7, Doser 2 or Doser Maxi with your smartphone or tablet in a very easy and comfortable manner.

Connect directly with your GHL-device; it does not need external ressources or an internet connection if used locally.
On the way, you also have the opportunity to connect with myGHL in GHL Connect to access your GHL device via the Internet.

GHL connect helps you to check current states, alarms and activities and allows you to edit most settings and to start special actions like manual dosing, water change, thunderstorms and much more.
When you connect GHL Connect to a myGHL account, you also have the possibility to share your settings and the customizable dashboard across all GHL Connect platforms with CloudStorage and the possibility to view sensor charts over a long period of time.

Minimum requirements:
ProfiLux 4: Firmware V7.08, WiFi-Module Firmware V6759
ProfiLux 3: Firmware V6.29
Doser 2: Firmware V1.24
Doser Maxi: Firmware V1.25
Mitras LX 7 : Firmware V1.07, WiFi-Module Firmware V6718

What's New

Version 2.0.0

- Multichannel-Setup page for ProfiLux 4, ProfiLux 3 and Mitras LX7
- System page: Display serialnumber, firmware version and firmware date
- Illumination channels: Operation hours
- Sensors: Operation hours and maintenance functions

- Validation
- Bugs on sensor- and switch channel-pages

Ratings and Reviews

Ditto-reef2reef ,

App just keeps getting better

With each release more and more features appear in the app. I am finding that I am using the app more and more each day.

shawn238591 ,


App never loads i log in but just has the spinning circle and nothing ever happens

8089 ,

GHL Wins!

Allows full utilization of GHL equipment!


GHL Advanced Technology GmbH & Co. KG
19.2 MB
Requires iOS 9.0 or later. Compatible with iPhone, iPad, and iPod touch.
Age Rating
Rated 4+
© 2018 GHL Advanced Technology GmbH & Co. KG


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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