Taleguild - Web application for short story writers and essayists
WriteNext - The writing application that boosts your writing. Increase focus and writing performance and reduce distractions by separating your creative writing from other activities. Let writing be the only activity you perform in the writing application.
Easy Writer - Simple, elegant, distraction free writing.
Writebox - Writebox is a simple and distraction-free text editor for Chrome and iPhone/iPad.
Calmly Writer - Distraction-free text editor for Mac, Windows, Linux and ChromeOS.
Typefully - Write & publish great tweets, without distractions