Grammarly for Firefox
Finish work faster. With the Grammarly for Firefox browser extension, you’ll get industry-leading AI writing assistance whenever and wherever you work online.
Improve your writing across the web, from email to social media and beyond.
Instantly create drafts, replies, and rewrites with generative AI.
Save time on proofreading and perfecting your words.
Install and start getting writing assistance in seconds.
Works Where You Do
Grammarly's browser extension works in 500,000+ apps and programs to help improve
your writing without breaking focus or toggling tabs.
your writing without breaking focus or toggling tabs.
Gmail
YouTube
Instagram
Google Docs
X
Facebook
Yahoo
Zendesk
Salesforce
Medium
Jira
LinkedIn
Great Writing Made Simple
From grammar and spelling to style and tone, Grammarly makes it easy to eliminate errors and find
the perfect words to express yourself.
the perfect words to express yourself.
Proofread with ease
Know your writing is at its best. Grammarly helps you correct commas, commonly confused words, and more in just a few clicks.
Make the right impression
The right wording matters. Grammarly’s tone detector lets you know how your writing comes across so you can ensure it lands as intended.
Effortlessly express ideas
Get your points across clearly. Grammarly eliminates unnecessary words and cleans up complicated phrases so your message is easy to understand.
Find the perfect words
Got something on the tip of your tongue? Grammarly recommends vocabulary improvements to help you say precisely what you mean.
“Grammarly allows me to get those communications out and feel confident that I’m putting my best foot forward. Grammarly is like a little superpower, especially when I need to be at 110%.”
Jeanette Stock
Co-founder of Venture Out
Get More Done with Grammarly
Join the 40 million people and 50,000 organizations using Grammarly to write more quickly and clearly every day.