Files with PI extension might also be found as part of iPi program. Looks like obsolete.

There is one other file type using
the PI file extension!

pi file icon.pi - Bitmap image

Detailed description

Software that works with pi file extension

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PI file extension - iPi Pi calculation storage

What is pi file? How to open pi files?

File type specification:

Various data file type icon Various data file type

The PI file extension was also reported to be used by iPi program for its calculation storage files. Seems like the software is no longer available and no further information about this file type could be found.

The default software associated to pi file type:

iPi  Apple macOS / Mac OS X software

Company or developer:
  10101 Software

iPi was an old calculator app for Mac OS X. Seems like no longer available.

Help how to open PI files:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert file with extension PI:

As far as we know, this .pi 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 recommended software applications associated to the .pi file extension

Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file
: like open pi file, edit pi file, convert pi file, view pi file, play pi file etc. (if exist software for corresponding action in's database).

  • Others pi file

Unspecified and all other actions for computer programs working with pi file - iPi Pi calculation storage

Click on the software link for more information about iPi. iPi uses pi file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Apple macOS / Mac OS X:


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