SECURE
    YOUR BITCOIN
    FOR GENERATIONS

    The first Bitcoin inheritance solution designed to outlive the company that created it. Built on the most advanced multisig platform. Trust-minimized. Zero KYC.

    * Linux version also available below.

    Security
    Inheritance
    Privacy
    2:10
    NFC key
    Air-gapped key
    Inheritance key

    Built for Serious Bitcoin Users

    Every feature designed with security, privacy, and recoverability in mind.

    Multisig & Custody

    Enterprise-grade security for your Bitcoin with flexible signing policies.

    • Hardware signer support (Trezor, Ledger, Coldcard)
    • Miniscript-enabled policies for complex setups
    • Recoverable backups with multiple pathways

    Strategy Automation

    Set it and forget it — automate your Bitcoin management.

    1
    Schedule
    2
    Execute
    3
    Verify
    • Scheduled payments and recurring transactions
    • Inheritance plans with time-locked recovery
    • Emergency lockdown for threat response

    Privacy & Compatibility

    Your keys, your rules — no compromises on privacy.

    • Electrum-compatible for custom node connections
    • Local signing — keys never leave your device
    • No account signup required

    Real Transactions in Action

    See how Nunchuk protects and automates Bitcoin management for thousands of users.

    0.0035 BTC

    Fee-optimized broadcast

    Via Mempool API • 12 sat/vB confirmed

    2 hours ago

    3-of-5 multisig recovered

    Backup pathway successful • Funds secured

    1 hour ago

    Emergency lockdown engaged

    User protected • Threat response activated

    14 minutes ago
    0.012 BTC

    Scheduled payment executed

    Monthly DCA strategy completed

    2 minutes ago

    Live transaction feed from Nunchuk ecosystem

    How It Works

    Get from zero to fully secured Bitcoin in three simple steps.

    01

    Install Desktop & Create Wallet

    Download Nunchuk Desktop for your platform. Create a new wallet or import existing keys — no account signup required.

    Download Guide
    02

    Add Hardware Cosigners & Define Strategy

    Connect your hardware signers and configure your multisig policy. Choose from strategy templates or create custom automation rules.

    Co
    Le
    Tr
    3-of-5
    Strategy Templates
    03

    Execute, Automate, or Recover

    Run your strategies on autopilot. All actions are logged for audit. Secure recovery pathways ensure you're never locked out.

    Strategy Active
    Audit Logs
    Recovery Ready
    Recovery Docs

    Download Nunchuk Desktop

    Available for all major platforms. Open source, privacy-first, and built for professionals who take Bitcoin security seriously.

    Works with popular hardware signers:

    TrezorLedgerColdcardBitBoxKeystoneJade
    Free & Open Source

    Security First

    Built by Bitcoin security experts with a track record of protecting billions in value.

    Open Source

    libnunchuk core library is fully open source. Audit the code yourself.

    View on GitHub

    Hardware Compatible

    Seamless integration with Trezor, Ledger, Coldcard, BitBox, and more.

    Security Audited

    Regular third-party security audits ensure battle-tested code.

    Multisig Best Practices

    Recommended by Nunchuk security team

    Use 2-of-3 or 3-of-5 multisig for significant holdings
    Store backup keys in geographically diverse locations
    Enable inheritance strategies with time-locked recovery
    Connect to your own Electrum server for maximum privacy
    Regularly test recovery pathways with small amounts
    Keep hardware signers firmware up to date