Alternatives to GPGMail for all platforms with any license

  • ProtonMail icon

    ProtonMail

    Secure email with absolutely no compromises, brought to you by MIT and CERN scientists. Swiss Based ProtonMail is incorporated in Switzerland and our servers are located in Switzerland. We are outside of US and EU jurisdiction...

    Open Source Web / Cloud Android iPhone iPad

  • Tutanota icon

    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 searched, i.e. for commercial usage. It offers dead easy end-to-end...

    Open Source Web / Cloud Android iPhone iPad

  • Enigmail icon

    Enigmail

    Enigmail is a security extension to Mozilla Thunderbird and SeaMonkey. It enables you to write and receive email messages signed and/or encrypted with the OpenPGP standard. Sending and receiving encrypted and digitally...

    Open Source Mac Windows Linux Thunderbird SeaMonkey

  • Mailvelope icon

    Mailvelope

    Mailvelope is a browser extension that allows to exchange encrypted emails following the OpenPGP encryption standard. Mailvelope integrates directly into the Webmail user interface, it's elements are unintrusive and easy to...

    Open Source Mac Windows Linux Chrome OS Chrome Firefox

  • APG icon

    APG

    Android Privacy Guard (APG) is a free and open source application for Android devices, created by Thialfihar, that lets you encrypt and decrypt single files or emails. Its goal is to provide a similar OpenPGP implementation as...

    Open Source Android Android Tablet

  • mailbox.org icon

    mailbox.org

    mailbox.org offers a secure e-mail account for home and business use. The domain name, me@mailbox.org, is easy to remember and can be understood anywhere in the world. They have been operating e-mail accounts for more than 20 years...

    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 happens all on your machine, and the unencrypted text never reaches Google servers. This is useful if...

    Open Source Mac Windows Linux Chrome Gmail

  • AnonyMail icon

    AnonyMail

    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

  • SCRYPTmail icon

    SCRYPTmail

    SCRYPTmail is true end-to-end encrypted email service. Email and meta data, i.e sender / recipient are encrypted when you communicate within scryptmail domain. Public Source Code - all source code is available for public audit...

    Freemium Web / Cloud

  • WebPG icon

    WebPG

    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 usable, safe and accessible to the common man. WebPG encompasses several projects, from the...

    Open Source Mac Windows Linux Chrome Thunderbird SeaMonkey Chromium Firefox

  • Lockbin icon

    Lockbin

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

    Freemium Mac Windows Linux Android Android Tablet

  • AnonymousSpeech

    Professional anonymity provider for secure anonymous email. Anonymous Domain and Hosting Offshore, Anonymous Surfing, SSL, Time Delayed, Bulk Email and many more functions.

    Freemium Web / Cloud

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  • runbox icon

    runbox

    Runbox provides secure email communication with Perfect Forward Secrecy SSL connections, Extended Validation, and options for PGP encryption. We are committed to protecting your data in accordance with Norway's strong privacy...

    Commercial 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, including Gmail, Yahoo Mail, Microsoft Hotmail, live.com, Outlook and hosted addresses, and corporate...

    Commercial Windows Linux Android iPhone Blackberry Android Tablet iPad

  • Sendinc icon

    Sendinc

    Secure email made simple Sendinc enables anyone to send and receive military-grade encrypted email in minutes and requires no special technical expertise. There is no required software to purchase, download, or install. There are...

    Commercial Web / Cloud

  • Encipher.it icon

    Encipher.it

    Encrypting email with Encipher.it is a simple way to protect your sensitive data. You can encrypt emails or text messages and only the recipient can decrypt it with correct password. Encipher.it integrated with Gmail and many other...

    Free Web / Cloud

  • Mynigma icon

    Mynigma

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

    Free Personal Mac iPhone iPad

  • CryptUP: Encrypt Gmail with PGP icon

    CryptUP: Encrypt Gmail with PGP

    CryptUP is the easiest PGP encryption for Gmail. It behaves just like standard email, except it's encrypted.

    Open Source Mac Windows Linux Web / Cloud Chrome OS Chrome Chromium Chrome Web Store

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  • 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 S/MIME digitally signed and encrypted email with an Android smartphone.

    Free Android

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