WinConn is described as 'simplifies creation, management and desktop integration of remote windows applications in Ubuntu Linux. It uses RemoteApp technology, implemented by FreeRDP project to provide seamless user experience' and is an app in the network & admin category. There are more than 10 alternatives to WinConn for a variety of platforms, including Linux, Mac, Wine, BSD and Android. The best alternative is Wine, which is both free and Open Source. Other great apps like WinConn are PlayOnLinux - PlayOnMac, Bottles, Parallels Desktop and CrossOver.
Wine is a free, open source application for running Windows software on operating systems that are normally not supported. With Wine, you can install and run these applications just like you would in Windows.
PlayOnLinux is a graphical frontend for the Wine software compatibility layer which allows Linux and Mac users to install Windows-based video games, Microsoft Office (2000 to 2010), Microsoft Internet Explorer, as well as many other applications.
Parallels Desktop gives Mac users the ability to run Windows, Linux or any other operating system and their critical applications at the same time as macOS. Parallels Desktop is optimized for Intel and Apple M1 chip.