Crossover is a commercial software product based on Wine, an open-source compatibility layer that allows running many Windows applications on Linux and macOS. Crossover provides a user-friendly interface to make it easier to install and manage Windows applications on these platforms.
Using the Free Trial:
If you're looking for a free solution, consider using Wine directly or a front-end for Wine like Lutris or PlayOnLinux. These tools also allow you to run Windows applications on Linux but are free and open-source.