Compare Firefox browser to Undetectable browser

Firefox Undetectable
Development Status Active Unknown
Operating Systems Android, iOS, BSD, Linux, macOS, Windows
macOS, Windows
Year Started 2004
Manufacturer Mozilla Foundation Unknown
Rendering Engine Gecko Unknown
AdBlock Native Unknown Unknown
Extensions support Yes Unknown
Paid Yes
Browser Sync Yes
Built-in VPN?
License MPL 2.0 Currently unknown
Wikipedia Page Firefox on Wikipedia No
Device Platforms Desktop, Mobile Desktop
Public Source Code? https://github.com/mozilla-firefox/firefox No
Website www.mozilla.org/firefox/ undetectable.io/