Grammarly is described as 'Offers real-time grammar checks, generative AI drafting, and comprehensive feedback on clarity, tone, and style for confident and polished writing' and is a very popular Grammar Checker in the education & reference category. There are more than 100 alternatives to Grammarly for a variety of platforms, including Web-based, Mac, Windows, Google Chrome and SaaS apps. The best Grammarly alternative is LanguageTool, which is both free and Open Source. Other great apps like Grammarly are ProWritingAid, Slick Write, DeepL Write and Harper.
Private Mac writing assistant that reads screen context to draft replies, complete sentences, correct grammar, and rephrase text in your tone. Suggestions work across apps and websites, support 36 languages, and can be accepted with Tab.
United States
AI-powered grammar correction tool using fine-tuned language models to fix grammatical errors in text.
Türkiye
milc is an AI text editing app for Mac and Windows designed to help users improve text without copy-paste or switching apps.
Japan
Limato is a Chrome extension for non-native English speakers. Select text in any input field on any web page, press the hotkey, and rewrite it without leaving the page — no copy-pasting into a separate
Spain
EU
Brand writing enforcement for Claude Code — PostToolUse hook catches forbidden terms, passive voice, and sentence length violations before files save.
Aletheia is an AI-powered tool designed to analyze arguments rather than polish prose. It helps users understand how a piece of text is constructed, how its reasoning works, and where its logical weaknesses may lie.
Japan
An AI-powered writing and study platform designed to help users create structured, exam-ready content. It allows you to generate comprehensive text-based study guides, reorganize material into cohesive modules, and replace visual diagrams with precise text alternatives like...
United States
Privacy-first grammar and spell checker Chrome extension — 100% offline spell check, AI grammar with your own API key.
India
Story Stream Editor helps fiction authors revise their novels with human-level AI feedback on plot, characters, and style while supporting their unique voice and protecting their creative vision.
United States
Boosts Word with more than 100 AI-driven tools for proofreading, rewriting, translation, redacting sensitive content, batch find and replace, document splitting, multi-file editing, Doc/Docx conversion, interactive checkboxes, and easy in-ribbon access to all features.
China
Select some text, tap a shortcut, and it's corrected or translated. In all your apps. 2,000 free words each week, then unlimited starting at €9/month.
FranceEU
