SX Easy-going SMTP is a free plugin for setting up sending emails for any WordPress web site.
Guide on how to use this plugin:
First of all install the plugin as described in “Installation”. After that new menu item “Settings -> SX Easy-going SMTP” will be added to admin settings menu.
For setting up third party mailing service like AWS SES, Google, Postmark or any other open the page Settings -> SX Easy-going SMTP and enter given credentials like host, port, username, password.