Email Clients

GnuPG is a crypto framework that can be used by other applications. This page lists some Free Software email clients you may use.

Other lists (last checked 2021-12-02)

GpgOL (Windows)

GpgOL is the Outlook add-in that ships with Gpg4win. If you have Outlook running on your PC, but you are missing the plugin, reinstall Gpg4win and make sure, you check GpgOL during the installation.

Claws Mail (GNU/Linux, Windows, Mac)


Until Version 2.2.6 Gpg4Win came with Claws Mail; an email-Client that supports GnuPG crypto natively. Since then Claws is available as a separate package to ease maintenance of both packages. (The Gpg4win Initiative originally created the windows installer of Claws many years ago and the Claws Initiative now maintains it.)

Mailvelope for webmail providers

Mailvelope is a browser add-on that you can use in Chrome, Edge and Firefox with webmail providers to send and receive crypto emails.

Kontact Mail

(also known to some as KMail2)


(Should be build with and enabled gpgme support to have the first grade GnuPG integration.)


Enigmail (GNU/Linux, Windows, Mac)

Enigmail is a plugin for Postbox and on Interlink Mail & News (which are forks of elder Thunderbird versions (v <= 68).

You can find the latest release on Enigmail's homepage.

Android-Apps using OpenKeyChain

Requirement: App OpenKeyChain has to be installed.

outdated / in Dev /misc


Here is a collection of screenshots from different email clients

EMailClients (last edited 2021-12-22 15:31:56 by Christoph Klassen)