What is Xapo?

Xapo provide a secure and convenient online bitcoin wallet. Here is some additional information about Xapo from their web site...
- Xapo combines the convenience of an everyday bitcoin wallet with the security of a deep cold storage vault.
- Xapo has been described by The Wall Street Journal as the Fort Knox of bitcoin storage, so if you’re looking to secure your bitcoins then look no further than the Xapo Vault.
- It's your money. You should be able to send it instantly and access it without fees. So whether you're transferring money to a friend down the street or to family halfway around the world, say hello to free and instant transactions.