Condes is a native Windows application.  In order to install and run a Windows application on a Mac, you first need to create a so-called Windows "virtual machine" on the Mac.

How to achieve this is explained at  https://lifehacker.com/run-windows-on-your-mac-virtualbox-vs-vmware-fusion-vs-1750474360

The below is an extract from the website.

In order to use MS Windows applications on a Mac you can do one of the following:

• Parallels option: You buy Parallels software to create a virtual machine where you then install Windows and Condes. This allows you to easily change operating systems by just clicking a window for the operating system that you need to use.
• VMware option: You buy VMware software to create a virtual machine where you then install Windows and Condes. This allows you to easily change operating systems by just clicking a window for the operating system that you need to use.
• Virtual Box option: You download the free Virtual Box software to create a virtual machine where you then install Windows and Condes. This allows you to easily change operating systems by just clicking a window for the operating system that you need to use.