For Credland Audio products and Loopmasters products
Windows Graphics and Network Tool
This can help show problems with networking, fonts and OpenGL on windows. You will need to run it and take a screenshot. Both blue boxes should look similar. If one of them is completely blank then that's an OpenGL issue. If one is missing some information then that's a font problem.
There is no Mac version - we haven't had problems on Mac users. Note this application is not signed.