A daily updated filename extension database!

3PI file extension

The table below provides useful information about the .3pi file extension. It answers questions such as:

  • What is the .3pi file?
  • What program do I need to open a .3pi file?
  • How can the .3pi file be opened, edited or printed?
  • How can I convert .3pi files to another format?
  • Where can I find the specifications for .3pi?
  • Which MIME-type is associated with the .3pi extension?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

.3pi file extension details

3rd PlanIt Data

3rd PlanIt Data .3pi file icon
3PI file is a 3rd PlanIt Data. 3rd PlanIt is a powerful CAD program designed specifically for the needs of model railroading.
3PI format description not yet available
Category: Document files
Application: 3rd PlanIt
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
3PI aliases:
3PI related links:
3PI related extensions:

Other types of files may also use the .3pi file extension.

.3pi file extension error

The .3pi file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

pi, 3pj, wpi, epi, rpi, p3i

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

iPi Calculation Data
Blazing Paddles Bitmap
Encapsulated PostScript Interchange Document
Pixie Document
Kega Fusion Render Plug-in
OS/2 WarpIN Installer
open .3pi file

Can't open a .3pi file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .3pi file association, check the FAQ.

.3pi file extension

Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .3pi file extension, write to us!

.3pi file extension

Rate our 3PI page

Please help us by rating our 3PI page on a 5-star rating system below. (1 star is poor, 5 star is excellent)

4 of 5 stars (1 votes)

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
This page is available in the following languages: Český Deutsch English Español Suomi Français Magyar Italiano 日本語 Nederlands Norsk Português Român Русский Svensk 中文