MailCredit technology allows postage downloads via a connected Windows computer using today’s high-speed digital connections, while retaining the flexibility and choice of using traditional analog phone lines (teleset™) as well.

Compatible Meters: MyMail™ MAX, OptiMail™ 30, UltiMail™ and CentorMail™

Compatible Operating Systems: Windows XP Professional and Windows 7, 8 and 10 Professional only.


Download and install the following two files in the order presented:

  1. MailCredit 1.1.13
  2. USB Driver for MailCredit Software


  • FP Mailing on Chicago Better Business Bureau ISO 9001 Certification Member: National Conference on Weights and Measures UL Certification