Do you make unlimited calls to India and burn a huge hole in your pocket? International calls to India can be highly expensive and make you think several times before you pick up your phone and call India. Whether it is calling your loved ones in India or making business calls, you can cut down your expenses to just the fraction of the overall cost by using VOIP services. VOIP stands for Voice Over Internet Protocol. You will be make calls using your PC that is connected to the internet to regular phones.