How Does AuthSMTP Work?

AuthSMTP is an authenticated outgoing SMTP email server that can be used to send email from most email programs, applications or devices using almost any Internet connection.

What do you get when you signup?

Once you have signed up we will send you an email with the SMTP server hostname, username and password that you can use to send email.

Example Usage

  • As an SMTP server for your high volume mailing lists, newsletters or other bulk email campaigns
  • As an SMTP server on your mobile phone or tablet that will work from both your home or office Wifi and your mobile Internet connection without any setting changes
  • As an SMTP relay for your network server using mail transfer agents like Sendmail, Postfix or Exim
  • As an SMTP smart host for your Microsoft Exchange server

For more information please see the full list of AuthSMTP features