QGroundControl 4.0.6 can be downloaded from our website for free. This free software was originally produced by QGroundControl. Our built-in antivirus scanned this download and rated it as 100% safe. The software is included in Development Tools.
From the developer:
QGroundControl provides full flight control and mission planning for any MAVLink enabled drone. It provides configuration for ArduPilot or PX4 Pro powered vehicles. Its primary goal is ease of use for first time and professional users. All the code is open-source source, so you can contribute and evolve it as you want.
You may want to check out more software, such as Aqua Data Studio, BlackBerry JDE or devkitProUpdater, which might be related to QGroundControl.