diff --git a/demos/demo3.cpp b/demos/demo3.cpp
new file mode 100644
index 0000000..a33922e
--- /dev/null
+++ b/demos/demo3.cpp
@@ -0,0 +1,54 @@
+#include <QtGui/QApplication>
+#include "../src/SmtpMime"
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+
+    // First create the SmtpClient object and set the user and the password.
+
+    SmtpClient smtp("smtp.gmail.com", 465, SmtpClient::SslConnection);
+
+    smtp.setUser("your_email_address@gmail.com");
+    smtp.setPassword("your_password");
+
+    // Create a MimeMessage
+
+    MimeMessage message;
+
+    message.setSender(new EmailAddress("your_email_address@gmail.com", "Your Name"));
+    message.addRecipient(new EmailAddress("recipient@host.com", "Recipient's Name"));
+    message.setSubject("SmtpClient for Qt - Demo");
+
+    // Add some text
+
+    MimeText text;
+
+    text.setText("Hi,\nThis is a simple email message with some attachments.\n");
+
+    message.addPart(&text);
+
+
+    // Now we create the attachment object
+
+    MimeAttachment attachment (new QFile("image1.jpg"));
+
+    // the file type can be setted. (by default is application/octet-stream)
+
+    attachment.setType("image/jpg");
+
+    // Now add it to message
+
+    message.addPart(&attachment);
+
+    // Add an another attachment
+    message.addPart(new MimeAttachment(new QFile("document.pdf")));
+
+    // Now we can send the mail
+
+    smtp.connectToHost();
+    smtp.login();
+    smtp.sendMail(message);
+    smtp.quit();
+
+}