Have you follow the steps to download and install?
You'll need to provide more information about what your issue is.
I am can not login the app, user and pass ok. It is show "To use offline mode, you must first log in online with 'Remember Me' selected". My laptop always online, help me now. Thank you.
The same issue i had then after following the ts for the offline error message. It is now starting to ask me to pay. It is no longer a free trial. I haven't try how to use it. It was such a waste of time.