Writing Assistant — Free Grammar & Spelling Checker for Every Website
Free inline grammar and spelling checker for every website.
Works on Chrome, Brave & Opera · No signup required · Version 1.0.0 · Free forever
Inline Grammar Checking on Any Website
Spelling checker with 500+ common corrections
Grammar error detection with one-click fixes
Style suggestions: filler words, repeated words, passive voice
Readability score using Flesch Reading Ease
Fix All button applies all corrections instantly
Works on any text box on any website
No signup, all local — text never leaves your browser
Popup badge shows error count per page
Pause checking on specific sites
Free, Private, No Signup Required
Install the extension
Add Writing Assistant from the browser store. No account or signup needed.
Type or paste text
Errors appear underlined in real time on any text field or editable area.
Click to fix
Click any underlined word to see the suggestion and apply the fix with one click.
Fix everything at once
Open the popup and press "Fix All" to apply every correction automatically.
Readability Score and Writing Analytics
Students
Catch spelling and grammar mistakes in essays, emails, and assignment submissions before turning them in.
Professionals
Write cleaner emails, reports, and messages with instant error highlighting in any web app.
Content creators
Improve writing quality in blog editors, social posts, and content management tools.
Non-native speakers
Get real-time guidance on grammar and word choice while writing in English.
Whether you're a student, content creator, developer, or researcher — the Writing Assistant is designed to work instantly with no friction.
See it in action
Screenshot 1 coming soon
Screenshot 2 coming soon
Screenshot 3 coming soon
Does it work on every website?+
Is my text sent to a server?+
Can I turn it off on certain sites?+
What is the Writing Score?+
More questions? Visit our full FAQ or contact us.
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