No specific info about version 3.9. Please visit the main page of Netspeed on Software Informer.
Monitor your local network and individual computers.
Mobile Net Switch is a professional network location switcher for Windows OS.
NetSpeedMeter is a free bandwidth monitoring tool.
This program recovers forgotten dial-up passwords.
Netspeed Bandwidth Tweaker is a nice tool that optimizes your connection.
ISDN fax and data communication for LANCOM routers with ISDN interface