Check out how PC to Phone calls can help you by saving more money for you. PC to phone Calls Now you can call from your PC to a phone number. Yes, and that is almost free. You just need a PC with the starter configuration. From your PC, you can make inexpensive international phone calls round the globe at very low rates. The quality of the service is often quite different, depending on the provider, and has sometimes some limitations. Both the sender and receiver needs to have the same software at both ends. The quality also depends on the internet speed of both sides.