# Grammar Checker

> Make your English communication flawless by rectifying grammar, spelling, and syntax mistakes existing in any kind of text with GrammarChecker.com

Canonical page: [https://chrome-stats.com/d/grammarchecker](https://chrome-stats.com/d/grammarchecker)

## Overview

- **ID:** `grammarchecker`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Content Arcade
- **Category:** bookmarks,language-support
- **Daily users:** 18
- **Weekly downloads:** 2
- **Rating:** 1.00 / 5 (1 ratings)
- **Version:** 1.0.1
- **Last updated:** 2022-06-27
- **First published:** 2022-03-07
- **Size:** 375 KB
- **Data as of:** 2026-09-07
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/grammarchecker/)
- **Website:** [https://www.grammarchecker.com/](https://www.grammarchecker.com/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/grammarchecker/privacy/](https://addons.mozilla.org/firefox/addon/grammarchecker/privacy/)

## Description

Grammar Checker is an AI-powered Firefox add-on that helps improve your English communication by correcting grammar, spelling, and syntax mistakes in any kind of text.

## Rankings

- #25,809 — Overall
- #11 — ai grammar checker
- #11 — grammar checker
- #12 — ai grammar check
- #12 — grammar check
- #15 — grammar

## Permissions and access

### Permissions

- `*://*.en.wiktionary.org/*`
- `storage`
- `identity`
- `webRequest`
- `<all_urls>`
- `tabs`
- `activeTab`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/grammarchecker)