1)   Spryka ePostMailer 5.1.0.20
The Spryka ePost Mailer 5.1 let's you change the way you want to send your message, send plain text, html, or a combination of HTML and plain text. You can also customize and change the subject line.

 2)   Atomic Mail Sender 5.15
Save your time and money! Send thousands of messages a minute using this unique corporate broadcast and business-to-customer communication software. Edit and send HTML or plain text messages to unlimited number of recipients using Atomic Mail Sender!

 3)   Spryka eVerify 1.0.4
eVerify is designed for administrators, webmasters, programmers as well as for those users who have their own mailing lists and would like to keep them current for newsletters, or other such purposes.

 4)   Spryka SpeedyBlaster 2.0.1.450
The Spryka SpeedyBlaster let's you change the way you want to send your message, send plain text, html, or a combination of HTML and plain text. You can also customize and change the subject line.