Here is an awesome trick ! Now you do not have to worry about how much time you talking on your phone ! Because of this app you will get 50 minutes for free local and STD ! Also, you can refer and earn and do other activities to earn more minutes. 1. 1st of all download the RINGO app from play store [ CLICK HERE ] 2. Open the app and verify mobile number. 3. Now call any of your friend from the app to test how is the call quality and i am sure you will like it. NOTE : YOU WILL REQUIRE INTERNET ONLY FOR PLACING CALLS, BUT AFTER CALL CONNECTS, INTERNET DO NOT REQUIRE ANYMORE 4. You will get 50 minutes local / STD for free if you downloaded the app from above link. NOTE : 10 Rs. In the app = 50 minutes local / STD calls 5. Also now click on 4th icon at bottom (gift shaped icon) and click " INVITE " and COPY YOUR INVITE LINK. NOTE : IF YOU ARE NOT INTERESTED TO EARN VIA INVITE THEN YOU CAN DOWNLOAD SOME APPS AND GET Rs. (Minutes) FROM THE APP. 6. Now, share to your friends and family and you will get 50 minutes for free per refer. ( your friend have to call at least one time from the app. ) Enjoy the loot trick For my referral go to here :-http://i.ringo.co/Hw8rVzcs or else download from playstore link.