How to open CW3 files

Did your computer fail to open a CW3 file? We explain what CW3 files are and recommend software that we know can open or convert your CW3 files.

What is a CW3 file?

The CW3 file extension indicates to your device which app can open the file. However, different programs may use the CW3 file type for different types of data.

While we do not yet describe the CW3 file format and its common uses, we do know which programs are known to open these files, as we receive dozens of suggestions from users like yourself every day about specific file types and which programs they use to open them.

We are continually working on adding more file type descriptions to the site, so if you have information about CW3 files that you think will help others, please use the Update Info link below to submit it to us - we'd love to hear from you!

Generic CW3

These apps are known to open certain types of CW3 files. Since many different programs may use CW3 files for different purposes, you may need to try a few of the apps to open your specific CW3 file.

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Try a universal file viewer

Try a universal file viewer like Free File Viewer. It can open over 200 different types of files - and most likely yours too. Download Free File Viewer here.

We have not verified any programs that we know for certain can work with CW3-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 CW3-files. If you know one, please use the Suggest link below and tell us about it!