Best Plagiarism Checker & Proofreader
Grammarly is an automated proofreader and plagiarism checker.
It makes sure everything you type is easy to read, effective, and mistake-free.
Detect plagiarism from 16 billion web pages and ProQuest's databases.
Instantly find and correct over 400 types
of grammatical mistakes.
Please drag & drop a text file or copy & paste at least a paragraph of text in the area above to start the check or use sample text
Improve word choice
with context-optimized vocabulary suggestions.
Word™ & Outlook®.
Trusted by students
and faculty at:
Grammarly is the world’s most accurate grammar checker
Powerful grammar checking
Grammarly scans your text for proper use of more than 400 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.
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.