Grammar Check & Paraphrasing Tool - Chrome Web Store
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AI spell checker and paraphrasing tool for English, Spanish, German, French, Italian, Hindi, and 50+ languages, powered by ChatGPT

WordSuperb is a free grammar check and paraphrasing tool for Chrome powered by ChatGPT. It helps you to elevate your online writing with real-time grammar and spell correction. WordSuperb detects more errors than popular competitors. 🚀 Feature Highlights 1. The first grammar check Chrome extension built on the ChatGPT engine: 1.1 Unrivaled grammar checking quality 1.2 Adjustable level of AI text enhancement 2. Full functionality for free - enjoy all features on a free plan 3. More precise and capable of detecting compared to top competitors. 4. Supports popular languages - English (British and American), German, Italian, French, Spanish, and Portuguese. ❇️ Excellent Multilingual Support Unlike other services like Grammarly, QuillBot, and Ginger we support 6 popular languages. You can use our extension for: ➜ English (both British and American versions) ➜ Spanish ➜ German ➜ Italian ➜ French ➜ Portuguese We plan to introduce support for additional popular languages soon. Stay tuned for these updates. ⚙️ How It Works Our extension operates by harnessing the capabilities of the premium ChatGPT 3.5 API. When you submit your text for analysis, we send it for grammar checking to ChatGPT, which processes it and returns a comprehensive response. Then we dissect this response and highlight mistakes in your text, offering you precise and effective grammar corrections. Looking to the future, we're also exploring the possibility of integrating models like Google Bard and ChatGPT 4, further enhancing our services. 🔜 Upcoming Features 1️⃣ Dictionary: Add exceptions and create your own rules, giving you full control over the grammar checks. 2️⃣ Text Rewriter with Tone Adjustment: Rewrite your text in different tones such as professional, casual, and more. 3️⃣ Synonymizer: Easily replace selected words with synonyms 4️⃣ Enhanced Website Editing: Edit your texts directly on popular websites. 5️⃣ Text Resizer: Make your text longer or shorter with this feature. 💼 Cases of using AI spell checker ➤ Email Writing ▸ Improve the clarity and professionalism of your emails. ▸ Use our extension for grammar and spell checking. ➤ Support Communications ▸ Enhance customer support and client communication with AI-powered grammar checks. ➤ Communications through Messengers ▸ Utilize our extension for grammar checking in Slack and other popular web messengers. ▸ Ensure that your instant messages are error-free and convey your message accurately. ➤ Professional Document Writing ▸ Enhance the quality and impact of your professional written materials. ▸ Utilize a powerful grammar check and spell checker for document excellence. ➤ Language Learning ▸ Improve language skills and understanding. ▸ Use our extension as a learning tool to identify and learn from grammar mistakes. ➤ Social Media Publishing ▸ Ensure that your social media posts are error-free and resonate with your audience. ➤ Article and Essay Writing ▸ Elevate your writing with AI spell checker for outstanding articles and essays. 👨‍🎓 Frequently Asked Questions (FAQ) ❓ Which browsers are supported by WordSuperb? 💡 WordSuperb is fully supported on Google Chrome. ❓Is WordSuperb free to use? 💡Yes, we offer a free plan with full functionality, making it accessible to all users. ❓Is it safe to use WordSuperb? 💡Absolutely. Our extension utilizes ChatGPT, a reliable technology trusted by many companies for safe and secure applications. ❓ Do you have a paid version? 💡Currently, we do not have a paid version. We are a young project and offer all our features in the free plan to make it popular. ❓ How does WordSuperb's spell checking quality compare to competitors? 💡 WordSuperb performs at or even better than most popular competitors, thanks to the use of ChatGPT engine. ❤️ Advantages Over Competitors In a competitive landscape filled with well-known grammar and spell checkers like Grammarly, Quillbot, and Ginger, Wordsuperb stands out as a top choice. We're proud to offer several distinct advantages over our competitors: 1. Comprehensive Grammar and Spell Correction on Our Free Plan: At Wordsuperb, we believe that quality grammar checking should be accessible to everyone. Even on our free plan, you can expect us to find and correct all errors, ensuring that your writing is clear and precise. 2. Superb Quality of ChatGPT grammar correction: We take the quality to the next level. Powered by ChatGPT, Wordsuperb provides the high level of precision. See our comparative testing article in our blog to witness the tangible difference. 3. Multilingual Capabilities: Wordsuperb currently supports six of the most widely spoken languages, and we plan to expand our language repertoire soon. 4. Two Modes for Enhanced Correction: The first mode provides a strict grammar check, ensuring precision. The second mode focuses on text enhancement, making your content sound natural and native, and delivering a professional touch to your writing. 🔒 Privacy Your privacy is important to us. By default, this extension checks your text by securely sending it to through a highly encrypted connection. No user account is required to use this extension. We do not store your IP address. For more details, please refer to our Your trust and privacy are of utmost importance to us. 📪 Contact Us We're here to listen and assist you on your writing journey. If you have any questions, ideas, or suggestions, please feel free to get in touch with us at

4.2 out of 521 ratings

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Dragan BerakJun 5, 2024

It worked nicely, but it doesn't work anymore. :(

2 out of 2 found this helpful
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Ashish AlexanderJun 2, 2024

Cannot SignIn

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AshfaqueMay 28, 2024

working fine few weeks back but it does not work anymore


  • Version
  • Updated
    March 24, 2024
  • Offered by
  • Size
  • Languages
    52 languages
  • Developer
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.


The developer has disclosed that it will not collect or use your data. To learn more, see the developer’s privacy policy.

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes


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