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Grammarly is the world’s leading automated proofreader. It checks for more than
250 types of spelling, grammar,
and punctuation errors, enhances vocabulary usage, and suggests citations.
How does Grammarly work?
Grammarly is an online grammar and spelling checker that improves communication by helping users find and correct writing mistakes. It’s easy to use:
  • Copy and paste any English text into Grammarly’s online text editor, or install Grammarly’s free browser extension for Chrome, Safari, and Firefox.
  • Grammarly’s algorithms flag potential issues in the text and suggest context-specific corrections for grammar, spelling, and vocabulary. Grammarly explains the reasoning behind each correction, so you can make an informed decision about whether, and how, to correct an issue.
What products does Grammarly offer for free?

In addition to the online text editor, Grammarly also offers a free browser extension for Chrome, Safari, and Firefox that corrects over 150 types of errors. Grammarly for Chrome, Grammarly for Safari, and Grammarly for Firefox bring Grammarly’s powerful algorithms straight to you wherever you are writing online, including Gmail, Facebook, Twitter, LinkedIn, and Tumblr. You can correct mistakes in your text with a single click.

What is Grammarly Premium?

For users who want to supercharge their writing performance and leave no errors unchecked, Grammarly Premium is a paid upgrade that checks for over 250 types of grammatical errors, provides vocabulary enhancement suggestions, detects plagiarism, and provides citation suggestions. Grammarly Premium also includes Grammarly for Microsoft® Office, which allows you to use the world’s most accurate grammar and spelling checker without leaving your Microsoft® Word™ document or Outlook® email.

Grammarly Premium is available through three different subscription plans:


$29.95 /month


$59.95 /quarter

$19.98 per month


$139.95 /year

$11.66 per month

Who uses Grammarly?
Millions of writers worldwide trust Grammarly’s products, which are also licensed by more than 600 leading universities and corporations. Grammarly helps students achieve academic goals and improve their writing in essays, reports, theses, dissertations, and college entrance applications. Professionals use Grammarly to provide expert help and instant feedback on the accuracy, impact, and credibility of their English writing in a variety of fields, such as law, healthcare, academia, marketing, engineering, and journalism. Grammarly can be an equally powerful tool for job seekers, foreign students and English language learners, and non-native English-speaking professionals.
Will Grammarly ever share my text publicly?
No. Please see our privacy policy for additional information.
Where can I learn more about Grammarly?
Please visit or connect with us on Facebook or Twitter.
One quarter of the world’s population speaks at least some English.
More than one billion people are studying English worldwide.
80 percent of computer data is processed and stored in English.
Most satellite transmissions are carried in English.
More than half of the world’s newspapers are published in English.