Using international calling cards is a better option and will help you save a lot on your phone bills. I was surfing the internet and came across the offer by Reliance Global Calls which is worth sharing.
If you sign up with Reliance Global Call for Rs 250 or more, then you will get free 50 minutes of talktime. Calling rates to various countries (by RelianceGlobalCall) :
Call USA, UK, Canada, Singapore, China, Australia, Thailand, Germany, Malaysia, New Zealand, France, Russia, Itlay, HongKong at : 1.49 Rs per min.
You can call Pakistan at just 1.99 Rs per min, Bangladesh at 2.99 Rs per min.
You can call Saudi Arabia at 4.99 Rs per min.
Please note that free talktime is calculated based on Rs 1.49 per min.
This offer is valid till March 2012.
Interesting thing is RelianceGlobalCall has launched its smartphone apps for iPhone and Android Mobile. This app is currently available free of cost. Download the app before it get paid.
For more information, please check Reliance Global Call free 50 minutes offer page.