How to open CWK files

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

What is a CWK file?

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

The .cwk file extension is also used by the CattleMax software program. This program uses the .cwk file suffix for data files that are referenced by the program.

The CGPrevue program also uses the .cwk file extension. These CWK files contain work files that are created using the CGPrevue program.

Software that will open, convert or fix CWK files

These apps are known to open certain types of CWK files. Since many different programs may use CWK files for different purposes, you may need to try a few of the apps to open your specific CWK file.

Parallels Tools CenterParallels Tools CenterUser submitted
Integrated Software PackageIntegrated Software PackageUser submitted
AppleWorksAppleWorksUser submitted
Microsoft OfficeMicrosoft OfficeUser submitted
GraphiCodeGraphiCodeUser submitted
GC-PREVUEGC-PREVUEUser submitted
DAQCreator ApplicationDAQCreator ApplicationUser submitted
We have not verified any programs that we know for certain can work with CWK-files on Mac. If you know one, please use the Suggest link below and tell us about it!
We have not verified any online services that we know for certain can work with CWK-files. If you know one, please use the Suggest link below and tell us about it!