Here is how you can alternate between launching ClarujustApp or ClarujustAppLite when running ezFIT:
Edit the following registry (or create it if not available):
HKEY_LOCAL_MACHINE\SOFTWARE\Audina Hearing Instruments\ezFIT\4.0\Setup
ClarujustApp
(DWORD)Example registry to run ClarujustApp:
Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SOFTWARE\Audina Hearing Instruments\ezFIT\4.0\Setup] "ClarujustApp"=dword:00000000