This version is primarily intended to provide compatibility with Mac OSX 10.8 and address a few select issues
This update is free for all current license holders of Pro 2.x.
• Download Version 2.0.4.
• Release Notes.
This update can also be downloaded via the menu Nisus Writer Pro > Check For Updates. If you purchased Nisus Writer Pro through the Mac App Store, the update will be available there as soon as it clears Apple's submission process.