You can call from your PC to the Landline or MObile phones.
A) What you need to do is download the free Voipstunt program at www.voipstunt.com . While you are there check out the other listed countries that you can call for Free as well. It's 100% FREE.
The steps are very simple: 1) after you have the free program installed in your computer, launch it and create an account.
Step2
B) Another option you can use is www.freecall.com It's almost exactly the same as VOIPstunt. Go to their website and download the program.
Step3
C) For those of you who are in Vietnam, you can download the program called fptel voip to call to United States and Canada for FREE. All you need is internet and a computer. 1) you need to download the FREE program at www.fptel.com 2) register for a free account 3) and start dialing at the comfort of your own home
Step4
D) All of the above programs DO NOT have China as a FREE Call option. But there is a way that you can call to China for FREE from any where in the world. If you don't see other countries from the above programs you may find them here. For those who want to call to countries that are not listed for free such as Vietnam, you can still use Rebtel to call to Vietnam for 10 minutes absolutely free.
1) go to www.rebtel.com 2) make a free account 3) and start calling with Rebtel for Free. The bonus is : for this one you can use your phone to talk instead of the microphone.
Tips & Warnings
save your money
follow the instructions carefully and have fun dialing