Free 60 minutes of phone calls from VOIP provider Simple-Call
When you register for Simple Call you get $1 as free trial credit. You can use it to make calls to any destination in the world. For instance, if you make calls to India you will be charged 1.5 cents per minute. This way you get 62 minutes of free calls to India. Similarly for other destinations you get $1 worth of free calls.
How to get free call credit
In order to get Free Call Credit:
Register with them by visiting their registration page. You need to provide a valid landline or mobile number; Google Voice numbers are not accepted.
You will receive a text message or a call that will tell you your 4 digit pin.
Once you click on create my account you need to provide your pin you just received on the next page
Wait for a confirmation email before start using your balance