| Description | Wordtune is an AI-powered paraphrasing and reading/writing assistant that rewrites sentences, switches between formal and casual tones, corrects spelling and grammar, and can lengthen or shorten text. Beyond editing, it summarizes documents, articles, webpages, and YouTube videos, and translates into English from languages like Spanish, Mandarin, Arabic, and Hindi. It's aimed at students, professionals, and everyday writers, and stands out from typical grammar tools by combining full-suite rewriting with summarizing and fact-checking (it checks at least 5 sources before citing a fact). | Grammarly is the world's leading AI writing assistant with 30+ million daily active users. From grammar to clarity to brand voice, Grammarly helps you communicate with confidence everywhere you write. |