Write with confidence.

Intelligent Proofreading for Google DocsAdd Docs Add-on

GradeProof is a proofreading tool powered by Artificial Intelligence.
The more you write, the smarter it gets.

Collaborate with ease

Whether you are collaborating with your team or accessing documents from the cloud, have the best features of Google Docs and GradeProof handy all in one place.

People's choice

With over 500,000 downloads on the add-on store, GradeProof is the best spelling, grammar, and plagiarism checker on Google Docs.

Beyond correctness

Make your writing clear, concise, and eloquent.

Writing Statistics

Track important statistics about your writing such as readability, grade level, and word count.

Custom Settings

Customize GradeProof with a personal dictionary and configurable reading and writing speeds.


Take GradeProof wherever you and your writing goes - Chrome, Google Docs, Microsoft Word, iOS, and the web.

Add Docs Add-on


I have more questions!

Check out our Knowledge Base or email us at help@gradeproof.com.

Also available

Artificially Intelligent Proofreading

Join over 700,000 people from over 191 countries perfecting their writing for free.

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