PLN File

What are PLN files and how to open them

Are you having problems opening a PLN file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your PLN files.

What is a PLN file?

PLN files have multiple uses, and COSMI 3-D Floorplan Designer Plan is one of them. Read more about the other uses further down the page.

COSMI 3-D Floorplan Designer Plan

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open PLN files

Important: Different programs may use files with the PLN file extension for different purposes, so unless you are sure which format your PLN file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested ten different PLN openers which you will find listed below.

Last updated: February 20, 2024

All known file formats using extension .PLN

While COSMI 3-D Floorplan Designer Plan is a popular type of PLN-file, we know of 6 different uses of the .PLN file extension. Different software may use files with the same extension for different types of data.

Home Plan Pro Project

Home Plan Pro is an easy-to-use, inexpensive CAD software that provides all the drawing power you need with a simple learning curve. It also offers a host of printing options, free updates, and the ability to save plans to PDF files.

It stores projects in PLN files.

PLN opener for Windows

We have identified one PLN opener that is compatible with this specific type of PLN file.

Microsoft Flight Simulator Flight Plan

We know that one PLN format is Microsoft Flight Simulator Flight Plan. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Programs that open these PLN files

We have identified one PLN opener that is compatible with this specific type of PLN file.

Palantir WinTime Plan

We know that one PLN format is Palantir WinTime Plan. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

PlanPerfect Spreadsheet

We know that one PLN format is PlanPerfect Spreadsheet. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Project Master Plan Data

We know that one PLN format is Project Master Plan Data. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Various apps that use files with this extension

These apps are known to open certain types of PLN files. Remember, different programs may use PLN files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about PLN file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.