A pi$ file extension is related to compressed PIF files used by earlier versions of Microsoft Windows.
Software that open pi$ file
PI$ file extension - Microsoft compressed PIF program information
What is pi$ file? How to open pi$ files?
File type specification:
The piI$ file extension is used for PIF files (short for Program Information) compressed by some Microsoft application.
Most likely some old format without support. No further information could be found.
This pi$ file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
The default software associated to open pi$ file:
Company or developer:
Microsoft Corporation
A family of operating systems developed by the Microsoft Corp. The first Windows was released in 1985 as a GUI add-on to MS-DOS. MS-DOS based Windows versions were developed to 2000, when was released the last version called Windows ME. Windows based on NT core started in 1993. Windows NT family are developed to these days, the latest version is called Microsoft Windows 11.
List of recommended software applications associated to the .pi$ 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 pi$ file, edit pi$ file, convert pi$ file, view pi$ file, play pi$ file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with pi$ file - Microsoft compressed PIF program information
Click on the software link for more information about Microsoft Windows. Microsoft Windows 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.).