Get your email with your own domain thanks to Mandrill. You need to host the script somewhere, and point Mandrill Inbound webhook to it. Don't forget to include the Mandrill PHP library. If you user composer, you just have to do composer install.

composer.json

{
    "require": {
        "mandrill/mandrill": "1.0.34"
    }
}

Mandrill_inbound_to_outbound.php

<?php
 
require 'vendor/mandrill/mandrill/src/Mandrill.php';
 
define('API_KEY', '123456789QWERTY');
define('TO_EMAIL', 'user@example.com');
define('TO_NAME', 'Foo Bar');
 
if(!isset($_POST['mandrill_events'])) {
    echo 'A mandrill error occurred: Invalid mandrill_events';
    exit;
}
$mail = array_pop(json_decode($_POST['mandrill_events']));
 
$attachments = array();
foreach ($mail->msg->attachments as $attachment) {
    $attachments[] = array(
        'type' => $attachment->type,
        'name' => $attachment->name,
        'content' => $attachment->content,
    );
}
 
$headers = array();
// Support only Reply-to header
if(isset($mail->msg->headers->{'Reply-to'})) {
    $headers[] = array('Reply-to' => $mail->msg->headers->{'Reply-to'});
}
 
try {
    $mandrill = new Mandrill(API_KEY);
    $message = array(
        'html' => $mail->msg->html,
        'text' => $mail->msg->text,
        'subject' => $mail->msg->subject,
        'from_email' => $mail->msg->from_email,
        'from_name' => $mail->msg->from_name,
        'to' => array(
            array(
                'email' => TO_EMAIL,
                'name' => TO_NAME,
            )
        ),
        'attachments' => $attachments,
        'headers' => $headers,
    );
    $async = false;
    $result = $mandrill->messages->send($message, $async);
    print_r($result);
} catch(Mandrill_Error $e) {
    // Mandrill errors are thrown as exceptions
    echo 'A mandrill error occurred: ' . get_class($e) . ' - ' . $e->getMessage();
    // A mandrill error occurred: Mandrill_PaymentRequired - This feature is only available for accounts with a positive balance.
    throw $e;
}