K-9 Mail K-9 is an open source email client for Android with multi-folder sync, email signatures, Bcc-to-self, return-address configuration, keyboard shortcuts, Exchange Support... Free Android Android Tablet No features added Add a feature 174 Like
Tutanota Tutanota is a free and open source web-mail client that focuses on privacy. There's also an Android and an iOS app. All data is stored encrypted and can not be... Free Personal Web Android iPhone iPad No features added Add a feature 200 Like
Tails Tails is a Debian based live CD/USB with the goal of providing complete Internet anonymity for the user. Free Linux Tor Browser Bundle GNOME Tor Thunderbird No features added Add a feature 96 Like
GPG4Win Gpg4win is an installer package for Windows (2000/XP/2003/Vista) with computer programs and handbooks for email and file encryption. Both relevant cryptography standards... Free Windows S/MIME GnuPG No features added Add a feature 39 Like
OpenKeychain OpenKeychain helps you communicate more privately and securely. It uses high-quality modern encryption to ensure that your messages can be read only by the people you... Free Android Android Tablet K-9 Mail No features added Add a feature 15 Like
GPGMail GPGMail is an open source plugin for Apple Mail. It brings the functionality to sign, verify, encrypt and decrypt mails using the... Free Mac OS X GPGTools No features added Add a feature 10 Like
FlowCrypt FlowCrypt (formerly CryptUp) is the easiest PGP encryption for Gmail. It behaves just like standard email, except it's encrypted. Freemium Mac OS X Windows Linux Web Android ... Chrome OS Chrome Firefox OpenPGP No features added Add a feature 11 Like
VFEmail Free and paid email with privacy and security. Since 2001. VFEmail provides businesses and end-users a quick and convenient way to ensure their own security when it... Freemium Web No features added Add a feature 1 Like
Outlook-Privacy-Plugin Outlook Privacy Plugin is a security extension for Outlook 2010. It enables Outlook 2010 to send and receive email messages that are encrypted and/or signed with the... Free Windows Microsoft Office Outlook GnuPG No features added Add a feature 4 Like
Canonical SKS OpenPGP Public Key Server It is the place, where users can submit their OpenPGP public keys and search for the already submitted keys. SKS OpenPGP Public... Free Web OpenPGP No features added Add a feature 1 Like
PGP Global Directory It is the place, where users can submit their OpenPGP public keys and search for the already submitted keys. The PGP Global... Free Web OpenPGP No features added Add a feature 1 Like
SKS OpenPGP Key server It is the place, where users can submit their OpenPGP public keys and search for the already submitted keys. SKS OpenPGP Key... Free Web OpenPGP No features added Add a feature 1 Like
MIT PGP Public Key Server It is the place, where users can submit their OpenPGP public keys and search for the already submitted keys. MIT PGP Public Key... Free Web OpenPGP No features added Add a feature 1 Like
Biglumber It allows people to expand their web of trust by helping arrange OpenPGP key signings. Biglumber's purpose is to help people... Free Web OpenPGP No features added Add a feature 1 Like
OpenPGP Keyserver This is a pool of OpenPGP key servers. Each of them is the place, where users can submit their OpenPGP public keys and search for the... Free Web OpenPGP No features added Add a feature 1 Like
