CWK File - opening and understanding

Did your computer fail to open a CWK file? We explain what they are used for and recommend software that we know can open or otherwise handle your .CWK files.

What is a CWK file?

A .CWK file is a CattleMax Data file. Through our analysis of CWK files, we know that one use of the format is CattleMax Data File. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

How to open CWK files

You will need a program compatible with the specific file you are trying to open, as different programs may use files with file extension CWK for different purposes.

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

Other file formats using extension .CWK

While CattleMax Data File is a popular type of CWK-file, we know of 2 different uses of the .CWK extension.

The CWK file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So a CWK opener may not be able to open all kinds of CWK files. In this case, look through both formats to make sure you find the best suited CWK viewer.

ClarisWorks Document

Files containing the .cwk file extension are most commonly associated with the ClarisWorks or AppleWorks productivity suite used for Apple computers. The CWK files may contain word processing documents, drawings, presentations, or spreadsheets that these software programs have created. Apple bought out Claris in 1998.

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

Various viewers for this file format

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

GraphiCodeGraphiCodeUser submitted
Integrated Software PackageIntegrated Software PackageUser submitted
AppleWorksAppleWorksUser submitted
Microsoft OfficeMicrosoft OfficeUser submitted
GC-PREVUEGC-PREVUEUser submitted
DAQCreator ApplicationDAQCreator ApplicationUser submitted
We have not verified any software that we know for certain will work with CWK-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with CWK-files. If you know one, please use the 'Suggest a program' link below and tell us about it!