Alternatives to Enigmail for all platforms with any license

  • ProtonMail icon


    Secure email with absolutely no compromises, brought to you by MIT and CERN scientists. Swiss Based ProtonMail is incorporated in...

    Open Source Web / Cloud Android iPhone iPad

  • Tutanota icon


    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...

    Open Source Web / Cloud Android iPhone iPad

  • Mailvelope icon


    Mailvelope is a browser extension that allows to exchange encrypted emails following the OpenPGP encryption standard. Mailvelope...

    Open Source Mac Windows Linux Chrome OS Chrome Firefox

  • OpenKeychain icon


    OpenKeychain helps you communicate more privately and securely. It uses high-quality modern encryption to ensure that your messages...

    Open Source Android Android Tablet K-9 Mail

  • APG icon


    Android Privacy Guard (APG) is a free and open source application for Android devices, created by Thialfihar, that lets you encrypt...

    Open Source Android Android Tablet

  • GPGMail icon


    GPGMail is an open source plugin for Apple Mail. It brings the functionality to sign, verify, encrypt and decrypt mails using the...

    Open Source Mac

  • icon offers a secure e-mail account for home and business use. The domain name,, is easy to remember and can be...

    Commercial Web / Cloud Windows Mobile Android iPhone Android Tablet iPad ... Kindle Fire

  • Secure Gmail icon

    Secure Gmail

    An extension to send secure, encrypted messages through Gmail. SecureGmail encrypts and decrypts emails you send in Gmail. This...

    Open Source Mac Windows Linux Chrome Gmail

  • SIGAINT icon


    SIGAINT is a darknet email service that allows you to send and receive email without revealing your location or identity.

    Freemium Web / Cloud

  • WebPG icon


    WebPG is a free, open source suite of tools to bring GnuPG/PGP (gpg, gnupg) to the browser, in an effort to make cryptographic methods...

    Open Source Mac Windows Linux Chrome Thunderbird SeaMonkey ... Chromium Firefox

  • Lockbin icon


    Lockbin is a web application for sending private email messages and files. People use it to send things like credit card numbers or...

    Freemium Mac Windows Linux Android Android Tablet

  • AnonymousSpeech

    Professional anonymity provider for secure anonymous email. Anonymous Domain and Hosting Offshore, Anonymous Surfing, SSL, Time...

    Freemium Web / Cloud

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  • SCRYPTmail icon


    SCRYPTmail is true end-to-end encrypted email service. Email and meta data, i.e sender / recipient are encrypted when you communicate...

    Freemium Web / Cloud

  • runbox icon


    Runbox provides secure email communication with Perfect Forward Secrecy SSL connections, Extended Validation, and options for PGP...

    Commercial Web / Cloud

  • OnionMail icon


    OnionMail is an anonymous and encrypted mail server made to run on the TOR network without losing the ability to communicate with the...

    Free Mac Windows Linux Web / Cloud Android iPhone

  • Sendinc icon


    Secure email made simple Sendinc enables anyone to send and receive military-grade encrypted email in minutes and requires no...

    Commercial Web / Cloud

  • icon

    Encrypting email with is a simple way to protect your sensitive data. You can encrypt emails or text messages and only the...

    Free Web / Cloud

  • Walnut Secure Email icon

    Walnut Secure Email

    Walnut Secure Email is P2P, person to person or end to end secure mail application that protects all of end-user existing accounts...

    Commercial Windows Linux Android iPhone Blackberry Android Tablet ... iPad

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  • Mynigma icon


    Mynigma is a new kind of email client with built-in encryption.

    Free Personal Mac iPhone iPad

  • OneTime icon


    OneTime is an open source encryption program that uses the one-time pad algorithm to allow two parties to communicate privately. It...

    Open Source Mac Windows Linux

  • AnonyMail icon


    AnonyMail is an anonymous and privacy-centered email client that can be accessed from both the clearnet and as a Tor hidden service.

    Free Web / Cloud

  • Ciphermail for Android icon

    Ciphermail for Android

    CipherMail for Android is an Android application which can be used with your existing Android mail application to send and receive...

    Free Android

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