ProtonMail - End-to-end encrypted email - now on iOS & Android
ProtonMail is the world’s largest encrypted email service with over 1 million users. The ProtonMail secure email app for iPhone and iPad
ProtonMail 2.0 - Secure email that respects your privacy, with slick new look
End-to-end encrypted email service ProtonMail has refreshed its design, updating with a cleaner look and a more customizable user interface — including the ability to pick from a bunch of themes (dark and contrasting versions are both in the mix).
ProtonMail Bridge - IMAP and SMTP support for ProtonMail accounts.
ProtonMail Bridge an application that runs on your computer in the background and encrypts and decrypts your mail as it enters and leaves your computer. It allows for full integration of ProtonMail accounts with any program that supports IMAP and SMTP such as Microsoft Outlook, Mozilla Thunderbird and Apple Mail.