# Ad Stop - Best Ad Blocker

> Adstop blocks media ads, video ads, popups, scam and malware sites.

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

## Overview

- **ID:** `ad-stop`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed
- **Publisher:** Ad Stop
- **Daily users:** 218
- **Weekly downloads:** 17
- **Rating:** 5.00 / 5 (5 ratings)
- **Version:** 1.0.2
- **Last updated:** 2020-04-02
- **First published:** 2020-03-29
- **Size:** 299 KB
- **Data as of:** 2025-12-16
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/ad-stop/)

## Description

Ad Stop is a powerful yet simple Chrome extension designed to block various types of unwanted ads including media ads, video ads, text ads, banners, popups, and flash ads. It also protects users from scam and malware sites, enhancing browsing security while saving bandwidth.

With a user-friendly approach, Ad Stop requires no complicated setup or configuration. It activates immediately upon installation and uses location-based subscriptions to popular public ad lists like EasyList to filter out harmful and annoying content efficiently. Users can easily toggle the ad blocker on or off with a single click, making it convenient to manage their browsing experience.

## Permissions and access

### Permissions

- `notifications`
- `contextMenus`
- `tabs`
- `<all_urls>`
- `webRequest`
- `webRequestBlocking`
- `webNavigation`
- `storage`
- `unlimitedStorage`

### Content script matches

- `*`

## Safety

- **Risk impact:** Very 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 is not longer available in the store

> 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

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- [Adblocker Zero](https://chrome-stats.com/d/adblocker-zero) — 11 users, 5.00 / 5
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- [Premium AdBlock](https://chrome-stats.com/d/premium-adblock) — 34 users, 5.00 / 5
- [Adblock](https://chrome-stats.com/d/sand-adblock) — 5,019 users, 4.50 / 5
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- [AdBouncer - ad and popup blocker](https://chrome-stats.com/d/adbouncer-ad-and-popup-blocker) — 8 users
- [Ad Cleanse & Search](https://chrome-stats.com/d/ad-cleanse) — 4,094 users, 3.50 / 5

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