﻿ 3PI File Extension - What is it and how to open 3PI format

Opening 3PI files

Have a problem opening a .3PI file? We collect information about file formats and can explain what 3PI files are. Additionally we recommend software suitable for opening or converting such files.

What is the .3PI file type?

3pi — 3rd PlanIt Document.

Software to open or convert 3PI files

You can open 3PI files with the following programs:
3rd PlanIt
3rd PlanIt by El Dorado Software

Popular formats