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Mozilla Firefox

Free

Mozilla Firefox

Mozilla Firefox is one of the most used browsers since 2004 as it's completely free and open-source with a focus on privacy.

Play Store
4.6
(5,928,255 Votes)
App Store
4.6
(27,263 Votes)
403
5/22/25
138.0.4

About Mozilla Firefox

Mozilla Firefox is an internet browser that is an excellent alternative to Google Chrome, Edge, Opera or Safari. Because of its free, open-source nature, the browser has a huge community and customization options while providing all the top-quality features you currently need in a browser. With add-ons that can extend its capabilities and deep commitment to the privacy and security of user data, it's the perfect choice if you're wondering what browser you should install. 

You can download Mozilla Firefox for free on desktops (Windows, macOS, Linux) and mobile devices.

Why Should I Download Mozilla Firefox?

Mozilla Firefox, funded through donations and partnerships, offers quick website loading, doesn't overload your computer, and is in the same league as Google Chrome. You can install it and get started quickly due to its intuitive interface and familiar features, such as bookmarks, password managers, private browsing, or browser extensions. It also has state-of-the-art options, such as supporting multiple Picture-in-Picture views, keeping your playback active and on view when you switch between tabs, or having a built-in Pocket app. You can also easily transfer your tabs or access passwords, bookmarks, and browser history by using Firefox Sync.

Unlike its competitor, Chrome, Mozilla Firefox protects your data from being used for advertising and, by default, blocks most trackers that can be found on social media or other websites. Since 2022, it has actively blocked URL tracking so that Facebook cannot collect and use your data for advertising or other purposes. Additionally, it can alert you about data leaks, detect spyware and phishing attempts, and has an excellent password management tool, LockWise. You can also enable a "Strict" mode for total cookies and tracking protection that works cross-site, or choose only to allow websites that have the HTTPS security protocol.

Mozilla Firefox is perfect for both personal and professional use. Similar to other browsers, you can open multiple tabs, but what's outstanding in this one is how fast active tabs load. Large numbers of tabs don't slow it down and don't affect other applications running on your computer, mobile phone, or tablet. Because this browser is often used by web developers, its creators pay special attention to its engine, JaegerMonkey, and modern web standards.

Gamers will also be satisfied when they download Mozilla Firefox. This browser has special features dedicated to increasing performance. Enjoy options such as lag reduction, response time increase, and fast graphics loading and play without worrying about any issues.

Mozilla Firefox also works very well on smartphones and other devices. Mobile users on Android get to completely customize their experience thanks to the Daylight feature. Thanks to it, you can choose to position your address bar on the top or bottom of the screen, determine if you want to use the browser in a dark or light mode, and more.

What's really different when compared to other mobile browsers is that you can also use Picture-in-Picture mode and browse different websites while continuing to watch a video. As with the desktop browser, Mozilla Firefox on mobile phones continues its commitment to security and privacy by introducing a way to fully protect yourself from spies and spyware when you configure GeckoView.

Is Mozilla Firefox Free?

Yes, you can download Mozilla Firefox for free on all the major operating systems. With the browser being an open-source solution focused on community, being free of charge is part of its founding mission.

What operating systems are compatible with Mozilla Firefox?

Mozilla Firefox works on desktop devices running Windows (versions 7, 8, 10, or 11), macOS (starting from 10.9), and Linux (both 32- and 64-bit versions). You can also get it on smartphones and tablets that have Android (from 4.1) or iOS (11.4 or higher). Because of how widely available the browser is, it makes it a browser that can be installed on almost all electronic devices. It even has a portable version that can be loaded into a USB drive without the need to install it before using.

What are the alternatives to Mozilla Firefox?

Opera One is an excellent choice if you're looking for a similar approach to privacy and user data protection. It has a free, built-in ad blocker and VPN that supports multiple locations. This browser also has great malware and phishing protection and an unlimited and free generative AI tool, "Aria." You can get Opera One on all the major operating systems, both desktop and mobile.

Another option for users who want to be much more anonymous on the web is Brave Browser. It's available on Android and iOS devices as well as Windows, macOS, and Linux computers. Similarly to the previous one, it has a malware protection system and, by default, blocks all ads and tracking scripts. It also supports routing your browsing traffic through Tor and has an innovative rewards system that Brave users can utilize to award the most valuable content creators. 

Google Chrome is the answer if you're looking for a browser in the same league as Mozilla Firefox. Chosen by most users, it supports all new web browsing technologies. Grouping of tabs, multiple profiles, password management, and sync between platforms are just some of the features worth mentioning. Just like Mozilla Firefox, Google Chrome can be downloaded to almost any device, whether desktop or mobile, and has a huge library of browser extensions.

Another solution coming from a technological giant is Microsoft Edge, a solution that replaced Internet Explorer in 2020. This internet browser is not only available on platforms such as Windows, macOS, Android, or iOS. You can actually use Microsoft Edge on their Xbox consoles. While it may not offer as many extensions and customization options as its competitors, don't get discouraged by bad experiences with its predecessor. Edge is faster with a clean, intuitive interface and allows multiple tabs to be opened without influencing its performance.

Mozilla Firefox

Mozilla Firefox

Free
403
138.0.4

Specifications

Play Store
4.6 (5,928,255 Votes)
App Store
4.6 (27,263 Votes)
Version 138.0.4
Last update May 22, 2025
License Free
Downloads 403 (last 30 days)
Author Mozilla Foundation
Category Internet
OS Windows 64 bits - 7/8/10/11, Windows 32 bits - 7/8/10/11, Windows Portable - 7/8/10/11, macOS, Android, Android, iOS iPhone / iPad, Linux

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