There was a download of MAILERS+4 12.15.2005 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program lies within Communication Tools, more precisely E-mail Tools.
We recommend checking the downloaded files with any free antivirus. The following versions: 12.15.2005 and 8.3 are the most frequently downloaded ones by the program users. This tool was originally developed by Melissa Data Corp. This PC tool can deal with the following extension: ".ms4". Commonly, this program's installer has the following filenames: mp4.exe, mp4 beta.exe and mp4w32.exe etc.
From the developer:
MAILERS 4 postal automation and bulk mail software prepares USPS® compliant mailings to achieve increased mail deliverability at the lowest postage rates – helping you save up to 65% in postage and printing every time you mail.
CASS processing automatically includes DPV®, LACSLink®, SuiteLinkTM, Vacant Table, and EWS for the highest level of address verification possible.
You may want to check out more software, such as Spam Monitor, SDP or Advanced Folders Watch, which might be similar to MAILERS+4.