Free inline grammar and spelling checker for every website.
- Extension
- Writing Assistant
- Category
- Writing, Productivity
- Version
- 1.0.0
- Updated
- 2026-07-10
- Price
- Free forever
Features
Inline Grammar Checking on Any Website
- 01Spelling checker with 500+ common corrections
- 02Grammar error detection with one-click fixes
- 03Style suggestions: filler words, repeated words, passive voice
- 04Readability score using Flesch Reading Ease
- 05Fix All button applies all corrections instantly
- 06Works on any text box on any website
- 07No signup, all local — text never leaves your browser
- 08Popup badge shows error count per page
- 09Pause checking on specific sites
How it works
Free, Private, No Signup Required
- 01
Install the extension
Add Writing Assistant from the browser store. No account or signup needed.
- 02
Type or paste text
Errors appear underlined in real time on any text field or editable area.
- 03
Click to fix
Click any underlined word to see the suggestion and apply the fix with one click.
- 04
Fix everything at once
Open the popup and press "Fix All" to apply every correction automatically.
Use cases
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.
FAQ
Does it work on every website?
Yes. It activates on any text field or editable area across the web.
Is my text sent to a server?
No. All analysis runs locally in your browser. Nothing is ever sent anywhere.
Can I turn it off on certain sites?
Yes. Open the popup and click "Pause on this site" to disable it for that domain.
What is the Writing Score?
A 0-100 score that decreases with each error found. 80+ is excellent.
More questions? Visit our full FAQ or contact us.
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