Abra is a bitcoin-based digital wallet app that lives on your iphone. It is the easiest way to buy, sell, store, send and receive bitcoin from anywhere in the world. It's similar to a brokerage, but it's also a wallet. Abra supports bitcoin as well as over 50 global currencies which means you can convert in and out of bitcoin or any available currency, quite easily. You can also send out bitcoin to anyone who has a bitcoin or an Abra wallet and receive bitcoin or money.