English Grammar Checker | English Grammar Correction Software

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Your writing, at its best.

The English Grammar Checker makes sure everything you type is easy to read, effective, and mistake-free.

Eliminate Errors

Instantly fix over 250 types of errors, most of which Microsoft Word® can’t find.

Enhance Clarity and Meaning

Find the perfect word every time with context-optimized synonym suggestions.

Become a Better Writer

Learn about your mistakes so that you can avoid them next time.

Write Anywhere

Whether you’re writing emails, essays, or social media posts, the English Grammar Checker has your back.

Eliminates most writing mistakes

The English Grammar Checker corrects over 250 types of grammatical mistakes while also catching contextual spelling errors and poor vocabulary usage.

Works wherever you write online

The English Grammar Checker helps you write mistake-free on Gmail, Facebook, Twitter, Tumblr, LinkedIn, and nearly anywhere else you write on the web.

Built by the world’s leading linguists

The English Grammar Checker’s powerful grammar checking algorithms are developed by the world’s leading authorities on linguistic technology.


Grammarly is the world’s most accurate grammar checker

250 points of grammar

Grammarly scans your text for proper use of more than 250 advanced grammar rules, spanning everything from subject-verb agreement to article use to modifier placement.

Contextual spelling checker

Correctly spelled words used in the wrong context mean embarrassing mistakes for you. Grammarly spots erroneous use of lose/loose, affect/effect, lie/lay, there/their/they’re, and many other commonly confused words.

Vocabulary enhancement

Words can make an impact, or they can fall flat. Enhance your sentences with Grammarly’s context-optimized word choice suggestions to instantly improve the readability of your document.

Join a community of millions of writers.

Grammarly is trusted by students, professional writers, business people, bloggers, and people who just want to write better. No matter what your writing situation is, Grammarly adapts to your needs, giving you the confidence of mistake-free writing every time you write.