TnC: Flat Rs.1 Cashback. Minimum Recharge should be equal to or greater than Rs. 50. Promocode can be used 10 times per user per number. Promocode is valid on mobile prepaid, mobile postpaid, dth, datacard recharge, landline transactions. Promocode is not applicable on Airtel services. Cashback will be credited within 24 hours of the transaction into user”s Paytm wallet. We reserve the right to end any or all offers at our discretion without any prior notice. Valid till End of October.