GMX MailCheck for Firefox by 1&1 Mail & Media GmbH

Mail notifier for multiple email accounts

2.9 (141 reviews)

17,635 Users

Download Firefox and get the extension

About this extension

E-Mail notification in the browser and on the desktop
Read and write your emails with only one click
Access to all your email accounts in only one tool (e.g. GMX, WEB.DE, 1&1, mail.com and many more)
Encrypted SSL connection and password protection with highest security standards

Rated 2.9 by 141 reviewers

Permissions and dataLearn more

Required permissions:

Monitor extension usage and manage themes
Display notifications to you
Access browser tabs
Access your data for sites in the gmx.net domain
Access your data for sites in the web.de domain
Access your data for sites in the gmx.de domain
Access your data for sites in the gmx.ch domain
Access your data for sites in the gmx.at domain
Access your data for sites in the gmx.com domain
Access your data for sites in the mail.com domain
Access your data for sites in the 1und1.de domain
Access your data for sites in the 1and1.com domain
Access your data for suche.gmx.net
Access your data for suche.gmx.at
Access your data for suche.gmx.ch
Access your data for dl.web.de
Access your data for dl.gmx.net
Access your data for dl.gmx.com
Access your data for dl.mail.com
Access your data for dl.1und1.de
Access your data for www.adsensecustomsearchads.com
Access your data for 1und1.de
Access your data for www.1und1.de
Access your data for gmx.net
Access your data for www.gmx.net
Access your data for gmx.com
Access your data for www.gmx.com
Access your data for mail.com
Access your data for www.mail.com
Access your data for web.de
Access your data for www.web.de
Access your data for login.live.com

Optional permissions:

Access your data for all websites