Celtx VS Write Together

Scrivener - Scrivener is a content-generation tool for composing and structuring documents.

editorr - Get instant writing help from real editors.

Final Draft - Use your creative energy to focus on the content; let Final Draft take care of the style.

Grammarly - Clear, effective, mistake-free writing everywhere you type.

yWriter - Free writing software designed by the author of the Hal Spacejock and Hal Junior series. yWriter6 helps you write a book by organising chapters, scenes, characters and locations in an easy-to-use interface.

Typewriter - Your on-demand editor