# Content filter

> Blocks access to unwanted websites on the Internet for homes, educational institutions and libraries.

Canonical page: [https://chrome-stats.com/d/content\_filter](https://chrome-stats.com/d/content_filter)

## Overview

- **ID:** `content_filter`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Lidrekon
- **Category:** privacy-security
- **Daily users:** 34
- **Weekly downloads:** 3
- **Rating:** 4.11 / 5 (9 ratings)
- **Version:** 2.7.8
- **Last updated:** 2025-10-09
- **First published:** 2020-07-13
- **Size:** 169 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/content_filter/)
- **Website:** [https://lidrekon.ru/block/](https://lidrekon.ru/block/)

## Description

Content Filter is a powerful Chrome extension designed to protect children and sensitive users by blocking access to harmful and inappropriate internet content. It targets websites promoting violence, drugs, pornography, obscenities, extremist materials, and more, ensuring a safer browsing experience in homes, educational institutions, and libraries.

The extension features automatic filter updates, password protection for managing settings, protection from disabling or deleting, and customizable blacklists and whitelists. Users can filter pages by keywords and choose to block all sites except those explicitly allowed, offering comprehensive control over accessible content.

## Rankings

- #19,116 — Overall
- #133 — password-protected
- #249 — library

## Permissions and access

### Permissions

- `tabs`
- `history`
- `storage`

### Host permissions

- `<all_urls>`

### Content script matches

- `<all_urls>`
- `lidrekon.ru`

## Safety

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

## Similar extensions and apps

- [Advanced Content Filter](https://chrome-stats.com/d/advanced-content-filter) — 24 users, 2.33 / 5
- [WebFilter](https://chrome-stats.com/d/webfilter) — 30 users, 5.00 / 5
- [InFilter: Internet Website Filter](https://chrome-stats.com/d/infilter)
- [FoxFilter](https://chrome-stats.com/d/foxfilter) — 2,579 users, 3.86 / 5
- [Web Site Filter](https://chrome-stats.com/d/jsguardian) — 53 users, 4.11 / 5
- [Family Safe Browser Extension](https://chrome-stats.com/d/family-safe-browser-extension) — 2 users
- [CensorIt](https://chrome-stats.com/d/censorit)
- [Safe Web](https://chrome-stats.com/d/safe-web) — 143 users, 3.70 / 5
- [Kid-Safe Web Filter](https://chrome-stats.com/d/kid-safe-web-filter) — 5 users
- [Web Filter for Firefox](https://chrome-stats.com/d/spin-safe-browser-web-filter) — 255 users, 3.62 / 5
- [spFilterWebContent](https://chrome-stats.com/d/spfilterwebcontent) — 1 users
- [Safe Kids Guard - Ext](https://chrome-stats.com/d/safe-kids-guard) — 2 users

---

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