Phantom Quadrant presents:

The xpressx package also includes a separate application (sendEmail) to send e-mail messages from your Android device to the external browser. This application also works as a basic server that can be used as an alternative for the sendEmail application. It can be used as a free implementation of sendMail (it does not allow attachment that require special download), as a service to set up mail forwarding in your corporate network or to set up a mail proxy to receive incoming mail from external applications on a specific machine.

Having the application up and running in the web browser is a quite convenient way to test e-mail installation and send e-mail messages, especially when you need to test messages from external applications from your own