Bip39 Compatible Wallet. Is passphrase the same as PIN? No, a passphrase just isn't the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of security in your wallet that actually works together with your seed phrase to encrypt and secure your wallet. https://socialevity.com/story21555129/bip39-wallets-https-linktr-ee-bip39-bip39-words-an-overview