Zenofon $3 free calls over 7 days and $50 weekend commission contest

I am sure that Zenofon is not a new name for you. Now it is offering offers worth $3 free calling for all new users that sign up with a valid phone number. Zenofon is also now giving away $50 on a weekly basis to the tenth place winner of the weekend commission contest. This time Zenofon is looking for real customer having valid numbers, no Google voice or other online numbers. Now Zenofon has