Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .cas

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

Below, you can find answers to the following questions:

  • What is the .cas file?
  • Which program can create the .cas file?
  • Where can you find a description of the .cas format?
  • What can convert .cas files to a different format?
  • Which MIME-type is associated with the .cas extension?
Comma-Delimited ASCII File .cas file icon

Comma-Delimited ASCII File

CAS is a comma-delimited ASCII text file.
Detailed description not available
Category: Document files
Application: Microsoft Excel
Program name: excel.exe
Mime-type: text/plain
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Comma-Separated Values
Data Interchange Format
Microsoft Works Spreadsheet
Quattro Pro Spreadsheet
Microsoft Excel Worksheet
Lotus 123 Spreadsheet
OpenDocument Spreadsheet
Tab-Separated Values
OpenDocument Chart

Other types of files may also use the .cas file extension. If you have helpful information about .cas extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Microsoft Agent Character
ClearSilver Template File
Amazon Lumberyard CAD Exchange Data
Sony Playstation Video
DB/TextWorks SQL Access Control File
ConciseXML Format Data
DB/TextWorks Access Control Special File
JCAMP Chemical Structure Data
CAZIPXP Compressed Archive

The .cas filename extension is often given incorrectly!

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

xas (1), acs (1), sas (1), das (1), cws (1), cs (1), caz (1), caw (1), cac (1), as (1), vas (1), fas (1), cxs (1), csa (1), cqs (1)

Can't open a .cas file?

If you want to open a .cas file on your computer, you just need to have the appropriate program installed. If the .cas association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.cas

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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