Firefox is a private web browser designed to protect your data, block trackers and make browsing fast, secure and simple. Whether you’re looking for an incognito browser, a private search experience, or a reliable browser for everyday use, Firefox puts you first.
Why people choose Firefox
More privacy, less tracking – Firefox automatically blocks social media trackers, cross-site cookies, crypto miners and fingerprinting scripts. Private browsing that protects you – Open private tabs that don’t save your history, searches, or cookies. Lock them with your device security for extra protection. Fast, smooth performance – Load pages faster by blocking trackers and reducing unnecessary data usage. Search your way – Use your preferred private search engine or switch easily from the search bar. Passwords made simple – Generate, store and autofill passwords securely. Tabs that work for you – Easily organize and switch between tabs and sync them across devices to pick up where you left off. Focus without distractions – Reader View strips away clutter, while picture-in-picture lets you multitask with videos. Control your experience – Add extensions like ad blockers, customize settings and choose how you browse. Make it yours – Customize your home screen, layout and shortcuts for a more personal browsing experience. AI on your terms – Turn AI completely off or customize it feature by feature. Quick page summaries – Shake your phone to cut through long pages and get the key points. Sync across devices – Access your bookmarks, tabs and passwords anywhere you use Firefox.
Private by default Firefox is built to protect you. Enhanced Tracking Protection automatically blocks common trackers, while Total Cookie Protection keeps cookies isolated to the sites where they belong. When you need more privacy, private browsing mode ensures your history, searches and cookies aren’t saved. Private tabs can also lock automatically, so your activity stays yours.
Your browser. Your rules. Firefox puts you in charge of your internet. Add privacy or productivity extensions, including ad blockers, move your search bar, choose your default search engine and tailor your browser to how you use the web. Sync your data across devices for a seamless, consistent experience.
Focus with Firefox. Fast, secure and built around you Firefox is designed to help you stay focused with faster, more secure browsing. Reader Mode removes clutter from articles, Picture-in-Picture keeps videos accessible while you multitask and Tracker Blocking helps pages load faster. Built-in password management and private browsing keep everyday browsing simple and protected.
Built for people, not profit Firefox was created in 2004 by Mozilla as a faster, more private and customizable browser designed to put people first. Today, Mozilla remains a nonprofit working to make the internet — and the time you spend on it — better.
Learn more about Mozilla: https://www.mozilla.org Terms of Use: https://www.mozilla.org/about/legal/terms/firefox/ Privacy Policy: https://www.mozilla.org/privacy/firefox Latest news: https://blog.mozilla.org
Private by default. Less tracking. Peace of mind built in.
Updated on
Sep 24, 2026
Communication
Data safety
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Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
There was a time, when I really liked Firefox. Now it is a resource hogging and annoying browser, and the developers... they cannot make their minds if they are after privacy or selling users data. I have made a complete switch to LibreWolf and WaterFox yet still if by an error I launched FF it wants to change default browser settings... the audacity!
7 people found this review helpful
Mozilla
September 7, 2026
We're sorry that Firefox for Android is taking too many resources from your device, and we invite you to report it here: https://mzl.la/AndroidSupport. It is also important to note that Firefox only collects necessary data and never sells it. You can read about how we handle user data here: https://mzl.la/3HpXjlI
Rafał Muszyński
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May 10, 2026
I've been using this app for a long time as my main browser, but for the last few months it's annoying and unusable. Very often when I want to go to another page by entering its link or entering a search, I have to do it 5 times because it keeps returning to the previous page and doesn't go where I want. This bug is known for a long time (many posts at reddit), but Firefox hasn't fixed it yet. I've switched to different browser because of that.
33 people found this review helpful
Mozilla
May 11, 2026
Thank you for bringing this to our attention. I'm sorry that Firefox for Android is experiencing this issue. Please take a minute to post this report and any other helpful details in our forum so we can investigate: https://mzl.la/AndroidSupport
Piotr Chojecki
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May 20, 2026
it's quite good. fast and relatively stable. I love that extensions work. but.... I don't understand why there is no option to import export passwords to file like desktop browser. I get that I can sync with the cloud, but that's exactly what I want to avoid. Being recently more and more concerned with privacy and security I am moving towards local only solutions, and the option to manually sync via file would fit this strategy better than cloud sync. You could also add dev tools
29 people found this review helpful
Mozilla
May 20, 2026
We're glad Firefox is working well for you! Your feedback helps us understand what's going smoothly and where we can improve. Have more ideas? Share at connect.mozilla.org. Need help? Visit support.mozilla.org. Thanks for supporting a browser that puts your privacy first.
What’s new
- Built-in VPN: Get 50 GB of protected browsing each month to help hide your IP address and location. Available in select countries, with more coming soon. - Better media controls: Skip forward or back and use the timeline to find your spot right from the media notification. - Android sharing: On Android 14 and later, sharing uses the familiar Android share menu, with additional Firefox options like Send tab to device and Scan QR code. Earlier Android versions keep the existing share screen.