Offer DetailsRs.100 CashBack On Idea Recharge & Bill Payment of Rs. 100 Or More At Freecharge.in. Maximum CashBack is Rs.100. Valid for New Users only. Valid once per credit/debit card. Offer Not valid on Airtel ( Prepaid/ Postpaid/ DTH ). Offer not valid on virtual Credit Cards and International Cards which are issued outside India. Cash-back will be credited within 24 hours in the users freecharge account with a validity of 6 months. 1 Freecharge Exclusive Offer Per User. [offer is now expired]