Downloading FNable 3.0.1037 for Mac from our website was free. This Mac app was originally created by Briksoftwarecom.
From the developer:
FNable allows you to use your function keys in the apps or games that need them! FNable, the Caps Lock for the fn-Key. On a typical Mac the function keys have a special meaning. They are used to control the volume, the screen's brightness or iTunes. But some applications, games or especially Windows software that is running in VMWare Fusion or Parallels use the normal function keys.