https://play.google.com/store/apps/details?id=com.enstage.wibmo.hdfc http://offers.smartbuy.hdfcbank.com/offer_details/47730/payzapp_offers About Offer:- Rs.50 CashBack for a minimum recharge value of Rs.100. Max cap of Rs.150 at a customer level for the month Offer Period : 1st Oct 2015 to 31st Oct 2015 Cash back would be posted on to the PayZapp Card by 30th November 2015 Cash back is valid only for transactions through “Pay with PayZapp”