A pmi file extension is related to the Pegasus Mail e-mail message service. A pmi file contains message folder index.
There is one other file type using
the PMI file extension!
.pmi - OS/2 program manager information
Detailed description
Software that open pmi file
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What is pmi file? How to open pmi files?
The pmi file extension is associated with the Pegasus Mail e-mail messaging service and client.
These file pairs reference actual mail folders, where messages are stored in a more compressed form. The former indexes the position of the message in the latter file.
The default software associated to open pmi file:
Pegasus Mail 
Company or developer:
David Harris
Pegasus Mail is one of the Internet's longest-serving PC e-mail system used on Windows.
Help how to open:
Use Pegasus Mail to work with *.pmi files.
How to convert:
As far as we know, this .pmi file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.
List of software applications associated to the .pmi file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open pmi file, edit pmi file, convert pmi file, view pmi file, play pmi file etc. (if exist software for corresponding action in File-Extensions.org's database).
Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting pmi files.
Software that open pmi file - Pegasus Mail message folder index
Programs supporting the exension pmi on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Pegasus Mail for open pmi file action.
pmi file editor and apps that can edit pmi file - Pegasus Mail message folder index
Programs supporting the exension pmi on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Pegasus Mail for edit pmi file action.
Programs that can create pmi file - Pegasus Mail message folder index
Programs supporting the exension pmi on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Pegasus Mail for create pmi file action.
Software that backup pmi file - Pegasus Mail message folder index
Programs supporting the exension pmi on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Aid4Mail for backup pmi file action.
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