Cold Turkey Writer is described as 'Won't let you quit until you finish your work. Like, literally will not quit' and is a Text Editor in the office & productivity category. There are more than 100 alternatives to Cold Turkey Writer for a variety of platforms, including Windows, Mac, Linux, Web-based and iPhone apps. The best Cold Turkey Writer alternative is LibreOffice - Writer, which is both free and Open Source. Other great apps like Cold Turkey Writer are Typora, Manuskript, ghostwriter and FocusWriter.
Odyssey is an application designed to force you to focus on writing. It is a simple editor which allows you to configure a time or a word-count goal, and allows you to lock yourself out of any other application until the goal is complete.
