Grammarly: AI Writing Assistant and Grammar Checker App

Developer not available Communication

By the numbers

STORE DATA

Reported users: 40,000,000
Store rating: 3.9 / 5
Number of ratings: 43,200
Last updated: Oct 14, 2026

From the developer's store listing

Grammarly for Chrome helps you write with confidence. Get AI support for grammar, clarity, and tone, from first draft to final edit.

Version: 14.1338.0
Package size: 17.58MiB
Developer: Not available
Category: Communication
Extension ID: kbfnbcaeplbcioakkpcpgfkobkghlhen
Collected at: Oct 16, 2026 · 21:06 UTC
Store icon URL: View original icon
Source listing: Chrome Web Store

Permission access

Broad

Permission scope describes declared capabilities. How scope is assigned

Requests access to all websites via http://*/* (host_permissions)
Requests access to all websites via https://*/* (host_permissions)
Requests access to all websites via <all_urls> (content_script_matches)
Requests the cookies permission

Manifest version: 3
All-sites access: Yes
Sensitive permissions: cookies

Requested browser APIs permissions (7)

cookies
identity
notifications
scripting
sidePanel
storage
tabs

Host access host_permissions (2)

http://*/*
https://*/*

Content-script matches content_script_matches (96)

*://*.apclassroom.collegeboard.org/*
*://*.app.nearpod.com/*
*://*.app.seesaw.me/*
*://*.atlassian.net/*
*://*.blackboard.com/*
*://*.blogger.com/*
*://*.calendar.google.com/*
*://*.chat.google.com/*
*://*.classroom.google.com/*
*://*.commonlit.org/*
*://*.coursera.org/*
*://*.educationperfect.com/*
*://*.facebook.com/*
*://*.fiverr.com/*
*://*.forms.office.com/*
*://*.github.com/*
*://*.intercom.io/*
*://*.keep.google.com/*
*://*.lightning.force.com/*
*://*.linkedin.com/*
*://*.mail.aol.com/*
*://*.mail.google.com/*
*://*.medium.com/*
*://*.messenger.com/*
*://*.officeapps.live.com/*
*://*.onlinechatdashboard.com/*
*://*.outlook.live.com/*
*://*.outlook.office.com/*
*://*.papago.naver.com/*
*://*.publish.buffer.com/*
*://*.quora.com/*
*://*.readworks.org/*
*://*.reddit.com/*
*://*.slack.com/*
*://*.studio.youtube.com/*
*://*.teams.microsoft.com/*
*://*.translate.google.com/*
*://*.trello.com/*
*://*.twitch.tv/*
*://*.twitter.com/*
*://*.upwork.com/*
*://*.wattpad.com/*
*://*.web.whatsapp.com/*
*://*.wix.com/*
*://*.wordcounter.net/*
*://*.wordpress.com/*
*://*.x.com/*
*://*.youtube.com/*
*://*.zendesk.com/*
*://apclassroom.collegeboard.org/*
*://app.nearpod.com/*
*://app.seesaw.me/*
*://calendar.google.com/*
*://chat.google.com/*
*://classroom.google.com/*
*://commonlit.org/*
*://coursera.org/*
*://docs.google.com/*
*://docs.google.com/document/*
*://educationperfect.com/*
*://facebook.com/*
*://fiverr.com/*
*://forms.office.com/*
*://github.com/*
*://intercom.io/*
*://keep.google.com/*
*://linkedin.com/*
*://mail.aol.com/*
*://mail.google.com/*
*://medium.com/*
*://messenger.com/*
*://officeapps.live.com/*
*://onlinechatdashboard.com/*
*://outlook.live.com/*
*://outlook.office.com/*
*://papago.naver.com/*
*://publish.buffer.com/*
*://quora.com/*
*://readworks.org/*
*://reddit.com/*
*://studio.youtube.com/*
*://teams.microsoft.com/*
*://translate.google.com/*
*://trello.com/*
*://twitch.tv/*
*://twitter.com/*
*://upwork.com/*
*://wattpad.com/*
*://web.whatsapp.com/*
*://wix.com/*
*://wordcounter.net/*
*://wordpress.com/*
*://x.com/*
*://youtube.com/*
<all_urls>
https://*.overleaf.com/*

Optional permissions

Requested only at runtime if the user grants them. Shown as declared in the manifest; not part of the scope label.

Optional browser APIs optional_permissions (2)

clipboardRead
nativeMessaging

Optional host access optional_host_permissions (0)

None declared

Observed change history

First observed Oct 16, 2026; no changes recorded yet.