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SPECIFICTION
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Mozilla Firefox vs QQ Browser

Mozilla Firefox

firefox.com

QQ Browser

browser.qq.com

Side by side

FigureMozilla FirefoxQQ Browser
Price fromFree—
Free planYes—
Free trial——
Open sourceYes—
WebYes—
WindowsYesYes
macOSYesYes
LinuxYes—
iOSYesYes
AndroidYes—
Plans published10
Spec score · Web browsers9.0 (#11)7.8 (#91)
Browser enginegeckoother
Founded2004The homepage copyright notice says Tencent copyright dates from 1998.
Free planYesYes
Open sourceYesNo
Supported platformsbothboth
PrivacyFirefox's privacy notice says browsing history, form data, temporary files and cookies are processed on the device unless the notice says otherwise.The license agreement says Tencent uses professional encryption for storage and transmission of personal information and does not disclose it without user permission except where laws require.
ProductFirefox is a web browser that Mozilla describes as fast, private and useful across devices.QQ Browser is Tencent’s browser software for viewing webpages, text, and media, with bookmarks, browsing history, search, and downloads.
SupportMozilla provides Firefox help resources for desktop, enterprise, Android and iOS.The official homepage lists Tencent’s main switchboard as 0755-86013388.

Plans

Mozilla Firefox

  • FirefoxFree

Mozilla Firefox pricing →

QQ Browser

No plans published.

QQ Browser pricing →

In their own words

Mozilla Firefox

Mozilla Firefox is a free, open-source web browser that uses the Gecko engine. It is available on Windows, macOS, Linux, iOS, Android, and as a browser extension, and its download page lists availability in more than 90 languages. Standard tracking protection and built-in ad blocking are included. Total Cookie Protection isolates cookies so they cannot follow users between websites, while Tab Groups organize open tabs by project, mood, or task. A Mozilla account can sync bookmarks, passwords, and open tabs across devices. Firefox also offers access to multiple AI chatbots in one place, letting users choose whether to use them. Thousands of free extensions are available through addons.mozilla.org. Mozilla’s privacy notice says browsing history, form data, temporary files, and cookies are processed on the device unless stated otherwise. Automated translation and PDF alt-text suggestions use downloaded language models locally; Firefox says those features do not send page content, PDFs, images, or tab URLs to Mozilla. Firefox is listed at free.

Visit firefox.com

QQ Browser

QQ Browser has no write-up on Specifiction yet; its figures are above.

Visit browser.qq.com