.CAS File Extension

The Creative Assembly
File Type:
Total War Model File

Having trouble opening .cas extension? Don't panic! This page explains what cas files are as well as suggests programs you may use to open cas files. You can download these programs through this page.

What is a CAS file?

Cas file extension has Total War Model file type, developed by The Creative Assembly, which is associated with the "3d image files" category.

Some games from the Total War series uses these files as they contain 3D models for units, structures, and other objects in the game. The game saves CAS files with .TGA and .DDS images required for models texturing. You can export and import CAS files with the help of 3ds Max (requires the Vercengetorix CAS Importer/Exporter script).

To learn how you can open the given file, read the information below.

cas file icon
The Creative Assembly
File Type:
Total War Model File
3D Image Files

How to open CAS file?

Double click the cas file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .cas extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the cas extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the cas file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open CAS files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the cas file as well. Download Universal File Viewer for your OS.

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