Bitfi Bitfi is a hardware wallet for Bitcoin and other cryptocurrencies. Bitfi secures digital assets without ever storing your personal information, private keys, or login information. Your Private Keys Private keys are calculated on-demand and never stored on your device. Ever. Unlimited Wallets Secure a single wallet or multiple wallets, as many as you need. Auto-Updates Users never have to manually install updates, the Bitfi Legacy updates itself! Open-Source Bitfi is an open-source and transparent technology viewable at any time. Native Interface One, single-user interface. No need to ever connect and use a third party wallet.