Frequently Asked Questions ← Knowledge Base What is Biyo Wallet? How does Biyo Wallet work? How accurate is palm vein pattern recognition? What if someone cuts off my hand? How do I register and link my credit cards to my palm? Can palm vein patterns be replicated? Do I have to register at every single store? Where is my sensitive data stored? How much does Biyo Wallet cost? Can I add multiple credit cards to my account? How fast is the Biyo Wallet checkout process? Do I need a smartphone or any particular app to use Biyo Wallet?