The program GPS Track Analyse do not need Java. It need .net framework 4.0
www.microsoft.com/de-de/download/details.aspx?id=17851 . And it works on my 64 bit computer with Windows 10.
The program also works with the 32 bit versions Windows XP, Windows 7 and the 64 bit Windows 8.1
The Jeti Flight monitor do not work with Java version 8. You need a version 7. I have found an older Java 7 version on the Internet.
Jeti promise a very long time ago a new version Jeti Flight Monitor. But is is not availeble. We waiting...