Our recommendation:

Safer Firefox with MailCheck!

  • Faster website loading

  • Safely surf the internet
  • GMX MailCheck included
firefox with mailcheck

Great features for more fun surfing the web:


Fast. And really good.

Save time by doing everything faster.

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firefox with mailcheck included

MailCheck included

Quick access to your GMX and mail.com inboxes and many others.

Install for free

firefox sync between android smartphone and tablet

Synchronize with your devices

All of your bookmarks are saved across Android devices, whether smartphone or tablet.

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Mozilla Firefox download

Mozilla Firefox:

This download is based on the most recently released version 85.0 of Mozilla Firefox. Technical issues with the software cannot be completely ruled out. Mozilla Firefox runs on Windows 7 and newer. Mozilla, Firefox and the Firefox logo are registered trademarks of the Mozilla Foundation.