Grammarly is an online grammar checking, spell checking, and plagiarism detection platform.
Hemingway Editor is a word processing and proofreading tool created to make your writing bold and clear. It's like a spellchecker, but for style.
Roget's Thesaurus is a widely used English-language thesaurus of synonyms and antonyms.
Slick Write is a powerful, free application that makes it easy to check your writing for grammar errors and potential stylistic mistakes.
text to speech
Dabble organizes your manuscript and includes your story notes to make writing as easy as possible.
Evernote helps you capture and prioritize ideas, projects, and to-do lists, so nothing falls through the cracks.
Final Draft is the industry standard software for screenwriters, TV writers, and playwrights.
Highland 2 is the "intuitive" Mac writing app from acclaimed screenwriter/novelist John August.
Scrivener is the go-to app for writers of all kinds, used every day by best-selling novelists, screenwriters, non-fiction writers, students, academics, lawyers, journalists, and translators.
Storyist is a powerful novel writing environment for Mac, iPad, and iPhone. Helps you track your plot, characters, and settings, and keeps all of your writing organized and accessible so you can focus on your manuscript.
Vellum is a software program that generates ebooks and print editions of your manuscript.