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  1. Free Grammar Checker (Online Editor)

    Safe AI grammar checks. No sign‑up required. It's simple: copy and paste your text into our free editor to check grammar, spelling, and punctuation.

  2. GrammarCheck - Check your text online

    Now you can grammar and spell check any text or document online. Simply copy and paste your text onto our website to proofread, review, and correct it.

  3. Contact - GrammarCheck

    Contact the GrammarCheck team with your questions, suggestions, or issues. We're here to help you with our grammar checker and other tools.

  4. Infographics - GrammarCheck

    This infographic illustrates common grammar errors, e.g. the comma splice and run-on sentences, and highlights the most common mistakes that people commit in writing.

  5. Grammar Blog

    Nov 19, 2025 · Reviews of grammar rules, writing advice, English sayings, new words, proofreading tips, and much more.

  6. About - GrammarCheck

    Launched in the late 1990s, "GrammarCheck" stands as the internet's first online grammar checker. Over time, it has evolved and remains popular to this day because it is safe, fast, and easy to use.

  7. How to Check Your Grammar in Gmail, Yahoo Mail & Outlook …

    Mar 5, 2019 · This infographic shows you how to turn on spell-checking and advanced grammar-checking in three of the most popular email programs: Gmail, Yahoo Mail, and Outlook.

  8. Review: 10 Sites That Check For Plagiarism - GrammarCheck

    Sep 29, 2013 · Check online often and run your content to see if it has been reproduced. Even with the most stringent anti-copying measures, there are still people that will find a way to copy your content …

  9. 16 Boring Words & What to Use Instead (Infographic) - GrammarCheck

    Sep 5, 2016 · Are boring words hurting your writing? Some words, when repetitively used, become boring for the reader. Consider using a synonym instead, which might help convey the meaning more …

  10. Fish or Fishes? 16 Tricky Cases of Uncommon Plurals (Infographic)

    Nov 8, 2023 · Plunge into the tricky differences of uncommon English plurals in this infographic. From 'fish' vs. 'fishes' to more, it's your guide through the plurals that often puzzle even the most avid …