Found 2 records for the .PM3 file extension name
There are 1 other file type using the PM3 file extension:
.pm3 - PageMaker 3 Document
file extension PM3 - Pegasus Mail file
File extension PM3 description:
Files with this extension are given in the pop server definition files (*.pnd) with the label Memfile. They seem to be used for remembering which messages which have been downloaded from a POP server.
Associated applications to file extension PM3:
Company / developer:
David Harris
Pegasus Mail
Pegasus Mail is a free, standards-based electronic mail client suitable for use by single or multiple users on single computers or on local area networks. A proven product, it has served millions of users since it was released in 1990. It is extremely feature-rich and powerful, yet remains small and fast.

