# StyleGuard Pro

> Style-checking tools in Firefox for professional references, like The Associated Press.

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

## Overview

- **ID:** `styleguard`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Lingofy
- **Category:** feeds-news-blogging,language-support,social-communication
- **Daily users:** 46
- **Rating:** 1.00 / 5 (3 ratings)
- **Version:** 5.2.1.39
- **Last updated:** 2026-06-19
- **First published:** 2015-12-20
- **Size:** 95 KB
- **Data as of:** 2026-09-12
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/styleguard/)
- **Website:** [https://www.styleguard.com](https://www.styleguard.com/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/styleguard/privacy/](https://addons.mozilla.org/firefox/addon/styleguard/privacy/)

## Description

StyleGuard Pro is a powerful, cloud-based text proofing system designed for professionals seeking advanced style, spelling, and word usage checks. Developed by expert copy editors and linguists, it goes beyond traditional spell-checkers to ensure your writing aligns with established style guides such as The Associated Press, The Canadian Press, and Financial Times.

The service offers extensive customization through a subscription model and can be integrated into various platforms via extensions, including web browsers (Firefox), Google Docs, Microsoft Office, and Adobe Creative Cloud. StyleGuard Pro maintains consistency across teams, supports custom dictionaries, and provides an API for seamless integration into editorial workflows or content management systems. Ideal for content creators, journalists, and businesses aiming for error-free and stylistically consistent text, StyleGuard Pro empowers users to write with clarity and confidence anywhere.

## Rankings

- #16,940 — Overall
- #36 — style
- #51 — associate
- #102 — reference
- #230 — spelling
- #236 — press

## Permissions and access

### Permissions

- `activeTab`
- `contextMenus`
- `tabs`
- `storage`
- `webRequest`
- `webRequestBlocking`
- `management`
- `http://*/*`
- `https://*/*`
- `<all_urls>`

### Content script matches

- `*`
- `<all_urls>`

## Safety

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

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- 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/styleguard)