MODEL File Type

- The quick facts

What are MODEL files and how to open them

Are you having problems opening a MODEL file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a MODEL file?

MODEL files have multiple uses, and CATIA Model is one of them.


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 MODEL files

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

While we have not verified the apps ourselves yet, our users have suggested 6 different MODEL openers which you will find listed below.

Last updated: July 13, 2020

More file formats using the MODEL extension

Through our research of MODEL files, we know that the following formats exist. However, we have not yet analyzed them in detail.

  • Custom Maid 3D 2 Model
  • LEGO Model Data
  • PlantWALK Model

Various apps that use files with this extension

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

Dassault Systemes SoftwareDassault Systemes SoftwareUser submitted
3D-Tool3D-ToolUser submitted
artisocartisocUser submitted
Quantrix ModelerQuantrix ModelerUser submitted
TransCADTransCADUser submitted

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