3. Add funds to your crypto wallet. For non-custodial wallets, you may have to transfer crypto click for info from elsewhere, as not all wallets allow you to buy crypto with fiat currency directly. As for custodial wallets, yoursquoll need to fund them using a credit or debit card before you can purchase crypto, in some cases. The Xapo Wallet provides a way to manage your funds when you want and where you want. All it takes is the click of a button, the sending of an email or the swipe of your Xapo Debit Card. The Xapo iOS App is a mobile bitcoin wallet and vault that combines convenience and industry-leading security for managing your bitcoins and sending money to friends or family. Simply scan a QR code or enter an email address, name or wallet/vault address to instantly send money anywhere in the world.