Legacy21 Card – NFC Bitcoin Wallet (Lightning & On-Chain)

Legacy21 Card – NFC Bitcoin Wallet (Lightning & On-Chain)

The Legacy21 Card is a physical NFC card designed for Bitcoin self-custody. It works in combination with the Blockschmiede Wallet App (iOS & Android), making Bitcoin usable as a real-world object – without custodians, cloud services, or third parties.

How it works

1. Install the Blockschmiede Wallet App (iOS or Android)
2. Scan the card via NFC
3. The wallet is created and managed through the app
4. Manually write down and securely store your seed phrase

Options

Choose between the standalone card or a version with a matching sleeve:

• Standard: Legacy21 card without sleeve
• With Sleeve – Black: Minimal and discreet
• With Sleeve – White: Clean and simple
• With Sleeve – Gift Design: Ready to gift

What it is – and what it is not

• Is: An NFC-based self-custody solution in card form
• Is not: A standalone hardware wallet with screen and fully offline signing
• Requires: A smartphone with NFC and the Blockschmiede app

Features

• Private keys remain on the card
• Optional PIN protection (app-based)
• Lightning support for everyday transactions
• On-chain support for long-term storage
• Designed and manufactured in Germany

Important Notice

• Always write down your seed phrase manually
• Store it separately from your card and phone
• No recovery possible in case of loss or misuse