Grammar

Overview LanguageTool is a multilingual writing assistant for spelling, grammar, punctuation, style and AI-assisted rewriting across browsers, documents and apps. Its broad language coverage and self-hostable core are useful, but premium depth varies by language and generative features require...

Overview ProWritingAid is an English-language writing and editing platform with grammar checks, style reports, rephrasing and AI-assisted story analysis. Its deep reports suit long-form writers, but free limits, English-only coverage and credit-based manuscript features can restrict broader use...

Overview Wordtune is an AI writing assistant for rewriting, changing tone, shortening, expanding, proofreading and summarizing text in a browser editor and extension. Its sentence-level suggestions can improve clarity quickly, but daily limits, context loss, generic phrasing and the risk of...