Grammarly: AI Writing and Grammar Checker App
Firefox Grammarly View in store ↗
Grammarly: AI Writing and Grammar Checker App is a Firefox extension by Grammarly with 534,803 users and a 4.1 rating from 3,226 ratings. broext first saw it on Nov 8, 2026 and last checked the listing on Nov 9, 2026.
From blank page to polished draft, Grammarly’s AI helps you write faster and stronger. Get real-time grammar fixes, tone transformations, and instant content generation right where you write in Firefox.
Listing facts
- Store
- Firefox Add-ons
- Store ID
- 566314
- Publisher
- Grammarly
- Website
- http://grammarly.com
- Privacy policy
- None linked
- Users
- 534,803 (53,060,919 across stores)
- Rating
- 4.1 from 3,226 ratings
- Version
- 8.937.0
- Last updated in store
- Apr 24, 2026
- First seen by broext
- Nov 8, 2026
- Last checked
- 3 hours ago
Listing changes
A new entry is recorded whenever the name, description, publisher, links, version or icon changes.
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Nov 8, 2026
Grammarly: AI Writing and Grammar Checker App v8.937.0
Grammarly