Newsletter Manager Plus.Attach is a Scripts software developed by DesignerFreeSolutions. After our trial and test, the software is proved to be official, secure and free. Here is the official description for Newsletter Manager Plus.Attach:

BSEditor: A complete Email Marketing solution.
Design, send, track newsletters but do more: follow-up and segment.
Collect, import and organize subscribers into mailing lists.
Real-time views and clicks tracking reports exportable to spreadsheets (MS Excel, CALC).
Segment subscribers based on clicks/views behavior, demographics, subscription dates and more.
Rich user experience and improved productivity with an AJAX powered interface.
Unique subscriber experience (fully customizable landing pages, welcome and goodbye messages). Sign up forms for your website.
Send a web PaGE as a newsletter by the URL.
Works on Windows servers with MS Access, MS SQL server, MySQL.
One-way subscriber data synchronization with your existing CRM, shopping cart (or other database).
Send birthday newsletters.
No technical skills required. You use it with your browser.
Full source code included.
Bounce processing & Scheduling add-ons.
Affordable for small and big companies at $92.
Suitable also for non-english speaking users.
Powerful: can handle millions of subscribers.
Full Details and features. Demo.