Friendship day to all friends.This friendship day Ringer app giving Rs.25 paytm cash.Ringer app let user to make call to his friends or family over 2G or 3G internet who use a Ringer app. You can also get unlimited paytm cash by refering your friends.So let's how this offer is work. Harry!!! Offer is valid till 3rd August 2015. Hidden Content: You must either reply or click 'Like' to see the hidden information contained here.