LibreOffice - Writer - Open-source cross-platform word processor.
Write App - No-distraction writing tool for your productivity.
Microsoft Word - Microsoft Word is a commercial word document processor for Windows.
Hemingway - Hemingway App makes your writing bold and clear.
Google Docs - Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.
ProWritingAid - For the smarter writer. A grammar checker, style editor, and writing mentor in one package.