GMX Mail Checker by Brian

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GMX Mail Checker version history - 2 versions

Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 0.1.1
Released Jul 6, 2019 - 47.77 KB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under Mozilla Public License 2.0
You'll need Firefox to use this extension
Download Firefox and get the extension
Download file
Older versions
Version 0.1.0
Released Jul 4, 2019 - 47.37 KB
Works with firefox 48.0 and later
Source code released under Mozilla Public License 2.0
Download file

Latest version