You all have Tried Balboa, FreeCoin, Little Manias App, Now there is a new app in android market and its ” ” That is made on same concept as balboa And all Others app. Walkin Recharge App Also Gives Earning upto 7 levels and Right now You can recharge registered number only So Make account in which you want recharge.
Your registered mobile number is your referral code.
You will get earnings upto 7 level.
Enjoy ! :)