LanguageTool Alternatives

LanguageTool is described as 'An AI-powered proofreading tool supports over 20 languages, offering free and premium versions with extensive grammar checks across multiple apps' and is a very popular Grammar Checker in the web browsers category. There are more than 100 alternatives to LanguageTool for a variety of platforms, including Web-based, Windows, Mac, Google Chrome and Linux apps. The best LanguageTool alternative is Grammarly, which is free. Other great apps like LanguageTool are DeepL Write, Harper, Grammalecte and Doco.

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LanguageTool alternatives are mainly Grammar Checkers, but if you're looking for AI Writing Tools or Plagiarism Checkers you can filter on that. Other popular filters include Android and Microsoft Outlook. These are just examples - use the filter bar below to find more specific alternatives to LanguageTool.
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Alternatives list

  1. AITextTune icon
     1 like

    Improve your text with AI in just one click! Fix any errors, improve clarity and flow… change the style! Generate summaries, explanations and translate texts in 25+ different languages. Use it on any tool or software you're writing on and in any language. Revolutionize your writing!

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
     
  2. kalamy icon
     1 like

    Kalamy is a desktop AI writing assistant that works in every app on your Mac or Windows. Double-copy any text (?C ?C or Ctrl+C Ctrl+C) and a popup instantly appears with 7 AI writing actions:

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
     
  3. ru-text icon
     1 like

    ru-text is an open-source plugin that brings Russian text quality rules directly into AI coding agents. It provides ~1,040 independently formulated rules across 7 domains:

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Cursor
    • Notion
    • Claude Code
    • OpenAI Codex
    • OpenClaw
     
  4. Text Analyzer icon
     2 likes

    A data driven text analysis and text comparison tool. Useful for comparing two texts simultaneously, keyword sampling, and improving your writing flow. Its core caoabilities are:

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
  5. Omera icon
     1 like

    Omera is an AI writing keyboard that helps you write with confidence using grammar correction, tone adjustment, translation, and smart writing suggestions across any app.

    7 Omera alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • iPhone
    • iPad
     
  6. SENTENCIFY icon
     2 likes

    Sentencify is a 100% free AI writing assistant that brings premium paraphrasing capabilities directly to your desktop. It is designed as a complete alternative to paid tools like Quillbot and Grammarly, offering advanced rewriting features without any subscription fees or daily...

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Platforms

    • Windows
    • Mac
    • Online
    • Google Chrome
     
  7. Penmob icon
     1 like

    Penmob is a space for writers and bloggers to improve their craft through real, human feedback.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Online
     
  8. My Typo icon
     1 like

    My Typo solves a growing problem: legal documents are increasingly complex, and manual proofreading can’t keep up. With AI trained for legal work, it detects inconsistencies in contracts, filings, and M&A deal documents-automatically.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  9. TextFixer icon
     Like

    AI-powered iOS Shortcut that fixes grammar, typos, and clarity in 90+ languages. Works in any app, even on older iPhones.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • iPhone
    • iPad
     
  10. Mute the manipulation layer in marketing copy. Things like FOMO, authority-laundering, fake intimacy, hype, and fear bait.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
  11. TextCraft is your ultimate AI-powered companion for Microsoft Word, seamlessly blending tools like text generation and proofreading directly into your workspace. No internet? No problem. Built for offline use, TextCraft puts cutting-edge AI at your fingertips while keeping your...

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Microsoft Word
    • Windows
     
  12. A background assistant that removes the stress of spelling and grammar. Built for accessibility, designed to stay out of your way.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
     
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