Great potential for a crypto currency trading app, buy/sale/trade/ own card for wallet. ( Other applications are similiar, but Coinbase is charge you a fee at any conveyance. More $ transferred more the fee. When I first started as a novice. I spend more money on fee's that i didn't pay attention too. And the have a FEE Just to wire transfer or withdrawal your money. I end up allowing them their 7% fee's of a 1K i transfered because i didnt DO MY DO DILIGENCE finding the right platform...