No specific info about version 4.6. Please visit the main page of Win-Test on Software Informer.
UDP Test Tool is both a UDP packet generator and listening application.
The ultimate connection monitoring and benchmarking tool.
The Voice Keyer is a free Windows based voice keyer.
Digital voice keyer amateur radio software utility.
This Speed Test is more of a benchmarking utility than a Speed Test
Pro-Test can help you reduce the total number of test cases.