Short description of Newsletter Software SuperMailer 5.35.0.010: This software can send personalized serial mails (for newsletters, marketing campaigns etc.) as plaintext or HTML (with WYSIWYG editor) with attachments using up to 10 threads simultaneous. It is managing the recipients of the message, the email content and the attachments as projects so you can reuse it. It uses a SMTP server, Microsoft Outlook, a MAPI capable client or a PHP script to send emails.