.ZPI File Extension
File Type 1Zipped File
What is a ZPI file?
ZPI files, once received, can be renamed back to the original ".zip" extension and then opened.
File Type 2PDF Converter Index File
.ZPI File Association 2
Index file used by PDF Converter, a plug-in program used with popular applications for managing, creating, and converting .PDF files; contains a searchable index of PDF files; enables searching within large collections of PDF files.