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!
Update info Upload example file
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 Keyman | User submitted |
 | Tavultesoft Keyman for ThamiZha | User submitted |
 | Tavultesoft Keyman6.0 | User submitted |
 | Tavultesoft Keyman for CIMU | User submitted |
 | Geezsoft Geezword | User 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.
Not sure exactly what type of file you are trying to open? Try our new File Analyzer. It is a free tool that can identify more than 11,000 different kinds of files - most likely yours too! It will help you find software that can handle your specific type of file. Download File Analyzer here.