The reasons why you need to use this module?
1. For stable ssl/tls connection
2. Avoiding "Mail Relay Disallowed" Error
3. This extension supports gmail and amazon simple email server
The features of this module you may care about?
1. The file system/library/mail.php is replaced and no other file is touched.
2. Tested in multiple websites
Please use the open source (https://github.com/qdzsoft/PHP_Socket_Tester) to test the connection between your webserver and your stmp server.
If the testing is not passed, it means the connection between your web server and your smtp server is not ok. In this case, please do NOT buy this extension and switch to another smtp server for your web server.
What customers say about build-in Mail substitution with PHPMailer wrapped