If you only need the visual designer and want to avoid a multi-gigabyte installation, these methods are often preferred by Python developers using PyQt or PySide. How to Install Qt Designer Standalone - Python GUIs
Download the .dmg file. Note that macOS users must have Xcode developer tools installed ( xcode-select --install in terminal) before proceeding. qt designer download for windows and mac
Downloading and installing Qt Designer is a straightforward process whether you are using Windows or macOS. While it typically comes bundled with the full Qt Creator IDE , there are several ways to get it as a standalone tool or via Python-specific packages for smaller installation footprints. If you only need the visual designer and
Download the .exe file and follow the setup wizard. qt designer download for windows and mac