https://www.freecharge.in/ Terms and Conditions:- Valid on successful 3G Recharges done till 9th Mar 2016 for all users Valid on min. 3G Recharge of Rs.50 or more. Flat cashback of Rs.20 FREEG promocode has to be applied to avail cashback offer Valid only once per User/Credit/Debit Card/Mobile Number Valid on Credit/Debit card & FreeCharge Balance transactions only Cashback will be credited to your FreeCharge Wallet which can be redeemed within 185 days from date of credit, and is non transferable Not Valid for transactions done via Netbanking Not valid for Airtel transactions Offer not valid on virtual Cards and International Cards which are issued outside India