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Cold wallet

Cold wallet workflow

Separate signing from connectivity by keeping keys offline while still making everyday verification and transfers practical.

Cold WalletWatch WalletQR offline signing
Cold wallet workflow
Overview

Keep private material on an air-gapped device that never needs to touch the network.

Feature highlights

Mirror addresses on an online device to monitor balances and prepare transfers safely.

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Feature highlights

Cold wallet workflow

Use one device to stay offline and another to prepare transactions, monitor balances, and handle broadcasting.

Offline signer

Keep private material on an air-gapped device that never needs to touch the network.

Watch wallet pairing

Mirror addresses on an online device to monitor balances and prepare transfers safely.

Human-verifiable QR flow

Scan unsigned data in, sign offline, and scan the signature back to broadcast.

Cold wallet workflow
How it works

How it works

Transfer only QR-encoded transaction data between devices, so keys stay isolated throughout the signing process.

Prepare on a Watch Wallet

Mirror addresses on an online device to monitor balances and prepare transfers safely.

Sign on an offline device

Keep private material on an air-gapped device that never needs to touch the network.

Scan back and broadcast

Scan unsigned data in, sign offline, and scan the signature back to broadcast.

Download

Download Ownbit for the workflow you need

Install the app, explore secure mode, set up MultiSig, or build a Cold Wallet flow for higher-value storage.