Find your best browser for speed, privacy and security.
So many browser options, but there's only one that works best for your needs. The best browser for you should offer both speed and privacy protection.
Firefox products are designed to protect your privacy
Learn more about Firefox browsers and products that handle your data with respect and are built for privacy anywhere you go online.
Learn more about Firefox, its history, features and mission
Firefox FAQ
Whether you searched for a fast browser that protects your privacy, this FAQ is here to answer the most pressing Firefox-related questions.
Update your browser to fast, safe and secure Firefox.
The Firefox browser is built to protect your privacy at every turn — because that's the fastest way to free you from slow loads, bad ads, and trackers.
Incognito browser: What it really means
Firefox calls it private browsing, Chrome calls it incognito mode. Both let you browse the web without saving your browsing history.
Browser History: Epic power struggles that brought us modern browsers
The browser wars, underdogs vs giants, and moments that changed the world. Read about the history of the web browser.
What is a web browser?
A web browser takes you anywhere on the internet, letting you see text, images and video from anywhere in the world.
Firefox for Windows 64-bit
Users on 64-bit Windows who download Firefox can get our 64-bit version by default. That means you get a more secure version of Firefox.