Mozilla Firefox

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About

Mozilla Firefox is ranked #2 of 139 in web browsers on Inferse, made by Mozilla Firefox (United States). It runs on Android, Browser extension, iOS, Linux, macOS, Web, Windows. There is a free plan.

Compared on web browsers

Free plan: Yesfirefox.com
Supported platforms: bothfirefox.com
Browser engine: geckofirefox.com

Facts

Free plan: Yesmozilla.org · 21 Sept 2026
Supported platforms: bothmozilla.org · 21 Sept 2026
Browser engine: geckomozilla.org · 21 Sept 2026
Built-in ad blocking: Yesmozilla.org · 21 Sept 2026
Tracking protection: standardmozilla.org · 21 Sept 2026
Extension support: own_storemozilla.org · 21 Sept 2026
Cross-device sync: Yesmozilla.org · 21 Sept 2026
Open source: Yesmozilla.org · 21 Sept 2026
Product: Firefox is a web browser that Mozilla describes as fast, private and useful across devices.firefox.com · 29 Sept 2026
Cookie protection: Total Cookie Protection isolates cookies so they cannot follow users across websites.firefox.com · 29 Sept 2026
AI tools: Firefox lets users access multiple AI chatbots from one place and choose whether to use them.firefox.com · 29 Sept 2026
Tab Groups: Tab Groups organize open tabs by project, mood or task.firefox.com · 29 Sept 2026
Sync: A Mozilla account can sync Firefox bookmarks, passwords and open tabs across devices.mozilla.org · 29 Sept 2026
Extensions: Firefox extensions add browser features and tools, with thousands of free extensions available through addons.mozilla.org.firefox.com · 29 Sept 2026
Privacy: Firefox's privacy notice says browsing history, form data, temporary files and cookies are processed on the device unless the notice says otherwise.mozilla.org · 29 Sept 2026
On-device AI: Firefox's automated translation and PDF alt-text suggestions use downloaded small language models locally, and page content, PDFs, images and tab URLs are not sent to Mozilla for those features.mozilla.org · 29 Sept 2026
Security: Firefox uses Google Safe Browsing to protect against malicious downloads and phishing attacks, and validates web pages and technical data with certificate authorities.mozilla.org · 29 Sept 2026
DNS protection: For some users, Firefox routes DNS requests through a resolver service whose logs are deleted within 24 hours and used only for DNS resolution.mozilla.org · 29 Sept 2026
Data choices: Users can change Firefox data collection settings on desktop and mobile and can enable Global Privacy Control.mozilla.org · 29 Sept 2026
Support: Mozilla provides Firefox help resources for desktop, enterprise, Android and iOS.support.mozilla.org · 29 Sept 2026
Download options: Mozilla lists Firefox Beta, Developer Edition, Nightly and Extended Support Release alongside standard desktop and mobile browsers.firefox.com · 29 Sept 2026
Availability: Firefox is available in more than 90 languages, according to its download page.firefox.com · 29 Sept 2026