When trying to open the map in ITN converter 191 a message asks to open a new app 'About'. No app can be found and the map doesn't open.
I've opened a MAP exported from the Google Earth and added a few waypoints. The software was able to detect the waypoints and also allowed me to export to any of the file formats that were available in the Export section.
Try downloading the latest version of the software from the link posted below.
Here is a screenshot of the software's interface with a map loaded: