How to open KMX files

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

What is a KMX file?

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

While we do not yet describe the KMX 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 KMX 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!

Various KMX openers

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

Tavultesoft KeymanTavultesoft KeymanUser submitted
Tavultesoft Keyman for ThamiZhaTavultesoft Keyman for ThamiZhaUser submitted
Tavultesoft Keyman6.0Tavultesoft Keyman6.0User submitted
Tavultesoft Keyman for CIMUTavultesoft Keyman for CIMUUser submitted
Geezsoft GeezwordGeezsoft GeezwordUser submitted

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 KMX-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 KMX-files. If you know one, please use the Suggest link below and tell us about it!