# Content Sync Service

> Synchronizes content policy and deContent Sync Service is a parental-control browser extension. When a distracting website is opened, it either redirects to a schoolwork page or shows a full-screen notice over the pagelivery settings for this device.

Canonical page: [https://chrome-stats.com/d/content-sync-service](https://chrome-stats.com/d/content-sync-service)

## Overview

- **ID:** `content-sync-service`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** redd
- **Category:** privacy-security,social-communication,tabs
- **Version:** 3.3.0
- **Last updated:** 2026-07-15
- **First published:** 2026-07-12
- **Size:** 21 KB
- **Data as of:** 2026-09-11
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/content-sync-service/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/content-sync-service/privacy/](https://addons.mozilla.org/firefox/addon/content-sync-service/privacy/)

## Rankings

- #146,362 — Overall
- #200 — service

## Permissions and access

### Permissions

- `storage`
- `webRequest`
- `webRequestBlocking`
- `alarms`

### Host permissions

- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** High 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/content-sync-service)