No specific info about version 4.0. Please visit the main page of PC2Call on Software Informer.
It provides easy to use and secure timer and billing solution.
Stone Age Cafe is a game where you will help Chucii to manage the tribe´s cafe.
Using this software you can control/handle all computers of you cafe.
It is a powerful corporate instant messenger for secure office communication.
Multitalk is a chat application based on irc with some improvements.
GRAND CALLS is a program for making international calls at very low rates.