Get 50% SuperCash on BSNL prepaid recharge done on BSNL Wallet App. Minimum amount spend to avail the offer is Rs.10. Maximum SuperCash is fixed at Rs.50. The code can be redeemed once per user per week. Coupon redemption & Payment should be done on BSNL Wallet's Android or iOS App. Limited Period Offer. The offer is applicable on BSNL prepaid operator only. MobiKwik & BSNL have the right to end or call back any or all of its offer without prior notice.