GMX MailCheck for Firefox

Mail notifier for multiple email accounts

GMX MailCheck for Firefox - Email Notification Add-on

GMX MailCheck for Firefox is an efficient browser extension that enables users to receive real-time email notifications from multiple accounts including GMX, WEB.DE, 1&1, mail.com and more, directly on their browser and desktop. With just one click, you can read and write emails. It offers secure SSL encryption and password protection to ensure the highest security standards.

Add-on stats

Daily users: 18,981
62
Version: 8.0.17 (Last updated: 2024-12-05)
Creation date: 2010-09-17
Weekly download count: 154
Firefox on Android: No
Risk impact: Very high risk impact
Risk likelihood:
Manifest version: 2
Overrides search engine: Yes
Permissions:
  • activeTab
  • tabs
  • storage
  • management
  • notifications
  • contextMenus
  • identity
  • search
  • https://*.gmx.net/*
Size: 2.54M

Other platforms

GMX MailCheck (v8.0.6)
3.20 (415) 100,000
Not available on Android
Not available on Edge
Want to check extension ranking and stats more quickly for other Firefox add-ons? Install Chrome-Stats extension to view Firefox-Stats data as you browse the Firefox Browser Add-ons.

Add-on summary

  • 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

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Good email program overall.
  • Works as expected after some updates.
Cons
  • Causes unwanted changes like setting GMX as the default search engine and homepage.
  • Requires excessive permissions that users find concerning.
  • Login issues, including inability to enter email and password due to software bugs.
Most mentioned
  • Problems with logging in and functionality after updates.
  • Addon alters homepage and search settings without user consent.
  • Requests many permissions, causing user distrust.
User reviews
by Alfred Schneider, 2025-02-06


View all user reviews

Add-on safety

Risk impact

GMX MailCheck for Firefox requires a lot of sensitive permissions. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
  • Critical ******* ****** ** *** ********* ******** ******** ******* ******* ******* ******* ******** ********* ********* ********** *************************** ********
  • High *** ****** ****** ********** ***** ***** ******** ******** ** ********* ****** ****** ******** *****
  • High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
  • Medium ******* ***** *********** ***** ****** ********* *** ***** ********* **** **** ************** *** ********
  • Medium ******* ******* ************* ***** *** ** ******* *** **** ******* ****** ******** *******
Risk likelihood

GMX MailCheck for Firefox is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Risk likelihood analysis details
  • High This extension has low user count. Unpopular extensions may not be stable or safe.
  • Medium **** ********* *** ******* ** *** **** * ******* *** ******* *** *** ** ****** ** *****
  • Medium **** ********* *** *** **** *******
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
Upgrade to see full risk analysis details