10 Best privacy extensions for Firefox

by Tashreef Shareef
Tashreef Shareef
Tashreef Shareef
Windows & Software Expert
Tashreef Shareef is a software developer turned tech writer. He discovered his interest in technology after reading a tech magazine accidentally. Now he writes about everything tech from... read more
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  • Privacy extensions for Firefox can protect you against malware, web trackers, and phishing websites by automatically blocking access.
  • From privacy badgers to auto-cookie deleter, you can find an array of security extensions for Firefox.
  • All-in-one extensions with an encrypted password manager, ad, and web tracker block are useful if you don’t want to have too many extensions doing the same job.
  • Explore the list below to find the best Firefox privacy extensions to protect your data from web trackers and clickjacking.

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From malware to spyware to web trackers, all of these entities can be a potential threat to your privacy and online security.

While you can use antivirus software to protect your PC offline, online threats have become a challenge.

Fortunately, with the right privacy extensions for Firefox, you can protect your sensitive information from malicious websites.

Similar to Google Chrome, Firefox also offers plenty of third-party extensions to protect you from online trackers and unwanted advertisements such as misleading banners and pop-up ads.

In this article, we take a look at the top 10 privacy extensions for Firefox to use.

Quick Tip

Opera can help by protecting you and your data, and allowing you to browse privately and securely without having to depend on third-party extensions.

Opera browser offers privacy features such as ad blocker to help you prevent clicking on suspicious ads and save bandwidth data, tracker blocker to online tracker like analytic scripts, and free VPN to protect your data on public Wi-Fi networks.



Protect your privacy online without any extra extensions, by using the built-in VPN service found in Opera.

What are the best privacy extension for Firefox?

DuckDuckGo Privacy Essentials

privacy extension for Firefox

DuckDuckGo is popular for its privacy-focused search engine that, unlike the traditional SE’s do not track your searches.

The Privacy Essentials is an add-on to make online browsing secure as it allows you to take control of your personal information. 

DuckDuckGo comes with features like tracker blocker, built-in encryption, private search supported by DuckDuckGo, and built-in GPC to invoke your legal privacy rights, which tells websites not to sell or share your personal data by default.

Get DuckDuckGo Privacy Essentials


privacy extension for Firefox

Ghostery is a powerful privacy extension for Firefox. The extension has been designed to offer all the goodies of other popular privacy extensions in one palace.

It comes with enhanced adblocking that works with anti-tracking technology to block ads that may slip through the ad blocker.

Ghostery can also improve the page loading speed by preventing the page from loading unnecessary media in the form of videos and ads.

You can view and customize the privacy filter to block the tracker on the website you browse and customize your display with multiple insights dashboard.

Get Ghostery


privacy extension for Firefox

If you want an all-in-one extension with privacy settings, password management, and generation capabilities, Blur is an excellent choice.

It allows you to create strong encrypted passwords, save, encrypt and organize your password with auto-login, works with iPhone, iPad, and browser, and supports touch ID and other login features.

The secure payment options allow you to shop online without giving out your credit card information to the merchant. It also offers other usual privacy protection features, including a web tracker and ad blocker, and privacy filters.

Get Blur

Facebook Container

privacy extension for Firefox

Like most of the tech giants, Facebook uses the user data for targeted advertising. Even if you are not using Facebook, it can track your visit to other websites through cookies.

The Facebook Container extension for Firefox prevents Facebook from tracking you around the web. You can take control and isolate your web activity from the big blue tech giant.

Get Facebook Container

uBlock Origin 

Security add-ons for Mozilla Firefox

uBlock Origin is a popular ad-blocker extension available for almost all major browser platforms, including Firefox.

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This extension can block all the intrusive ads through its filters by default. Furthermore, you can customize the filters to adjust the effectiveness according to your preference.

uBlock Origin can protect you against EasyList ads, malware domains, trackers and offers customization to work with Fanboy’s enhanced tracking list, Dan Pollock’s HOSTS file, MVPS Hosts, Spam404, and many more.

Get uBlock Origin

Private Bookmarks

Security add-ons for Mozilla Firefox

If you don’t want everyone accessing your PC peeping into your bookmarks, Private Bookmarks offers a special password-protected bookmark folder.

It encrypts the private bookmarks with a password chosen by the user. Since the extension works offline, you have complete control over the data.

Get Private Bookmarks

Avast Online Security

Security add-ons for Mozilla Firefox

Avast Online Security is a browser security and web reputation extension for Firefox.

It uses the crowdsourced web reputation rating to offer protection against known phishing and malware sites to improve your browsing experience.

The extension’s notable features include blocking phishing sites, website ranking by users, and block tracking cookies.

Get Avast Online Security

NoScript Security Suite

privacy extensions Firefox

NoScript Security Suite is a simple Firefox extension that allows you to run specious and potentially malicious web content from your trust sites.

It helps mitigate XSS and other web security exploits executed remotely. 

NoScript Security Suite protects your trust boundaries against cross-zone DNS rebinding / CSRF attacks, clickjacking attempts, and more.

Get NoScript Security Suite

Privacy Badger

Security add-ons for Mozilla Firefox

Privacy Badger saves the user hassle of blocking individual sites manually as it can learn and block invisible trackers automatically.

Based on the tracker behaviors, it decides what to block without requiring any input from the user.

It also sends a GPC signal to opt you out of data sharing and selling and a DNT signal to tell companies not to track your movement across the internet.

Get Privacy Badger

Cookie AutoDelete 

privacy extension for Firefox

Firefox, like other modern browsers, offers an option to clear cookies.

However, clearing cookies may feel like a laborious process for those who have to clear their cookies every few hours.

Cookie AutoDelete inspired by the Self Destructing Cookies, delete any cookie not being used when you close the tab automatically. You can whitelist the ones you trust, and the rest will be deleted.

Get Cookie AutoDelete

Whether you are a privacy enthusiast who chose Firefox for its Privacy features or a regular user, protecting yourself and the data online should be a priority.

By Installing privacy extensions for Firefox, users can protect against Malware, web trackers, and browser-based security threats.

Explore the list and let us know your favorite Firefox privacy extension in the comments below.

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