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Seedsigner



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What is a Seedsigner?

The Seedsigner is an open-source Bitcoin signing device based on a Raspberry Pi Zero. It stores no data and has no Wi-Fi or Bluetooth – transactions are signed exclusively via QR codes.

Assembled or DIY?

You can get the Seedsigner pre-assembled with an Open Pill or Open Pill Mini case, or as a DIY kit with Raspberry Pi Zero, camera, display, case and screws. Assembly takes about 15 minutes.

Do I need to solder the DIY kit?

No soldering is required with the variant that has a pre-mounted pin header.

What are the QR code cards for?

The Seedsigner can display your seed phrase as a compact QR code. The QR code cards let you transfer that code onto a physical card as a seed backup.