1)   MailOut Professional 11.0.3
Tool for Serial Emails and Email Marketing. Create newsletters, Send newsletter, Create serial emails and send serial emails.

 2)   ACX MailOut pro 10.0.2
Tool for Serial Emails and Email Marketing. Create newsletters, Send newsletter, Create serial emails and send serial emails.

 3)   SmartSerialMail 6.0
Allows you to send individual mails automatically to a large number of recipients. Plain text and HTML mails can be sent using multiple connections simultaneously. Easy to use user interface assists you in the necessary steps to send serial mails.