This private e-mail communications software for home and business transparently encrypts all the data transmitted over the Internet and saved on hard disk without any need for user intervention. It encrypts message text, e-mail attachments and reply-to headers. Each user account can be protected by its own password. Friend Mailer can be used to securely send or share large number of files.

The license of this software is Free Trial Software, the price is $39, you can free download and get a free trial.