Manuscript for Mac

From Black Mana Studios:

Manuscript is a practical word processor for creative writers. It is a simple, powerful app that organizes your ideas, plot lines, and character summaries. By utilizing a few simple steps, you will grow your manuscript from an initial idea to a complete ePub formatted novel that is ready to publish on Apple's iBooks or Amazon's Kindle. For freelance writers, novelists, journalists, or bloggers, Manuscript provides an organized, clutter free environment for writing, taking notes, or brainstorming ideas. Follow the simple to use steps included within the app to take your book idea from pitch to a publication. When your novel is complete you can export it into a Word document, PDF, or ePub format, complete with a cover page image. ePubs are the accepted format to self-publish your novel on Apple's iBooks and Amazon's Kindle store.