The best alternatives to Vault12

Serenity Shield provides blockchain-powered security solutions for digital assets, including the sAxess biometric cold wallet card and sBox decentralized seed phrase storage. Their hardware wallet uses fingerprint authentication for military-grade self-custody, supporting Bitcoin, Ethereum, and thousands of other tokens across 100+ blockchains.

Inheriti is a decentralized data protection platform that enables users to securely backup passwords, PINs, private keys, and crypto assets. It offers tamper-proof encrypted backups and controlled digital inheritance planning, ensuring your digital legacy reaches the right hands through a patented Secure Share Distribution Protocol.

DGLegacy is a digital legacy planning and inheritance app that helps you catalog your digital, financial, and crypto assets, designate beneficiaries and trustees, and ensure your loved ones are informed about and can locate your assets in the event of an unforeseen event. Its Heartbeat protocol detects fatal events and triggers proactive beneficiary notifications.

Sarcophagus is a decentralized dead man's switch protocol that lets you securely encrypt and store sensitive digital data — such as crypto wallet keys, passwords, recovery phrases, and documents — on Arweave. If you fail to check in within a set timeframe, designated beneficiaries can retrieve your encrypted data, ensuring your digital assets are never lost.

Nunchuk is a Bitcoin multisig wallet platform that combines cutting-edge security with inheritance planning. It supports multi-signature wallets with extensive hardware compatibility, enabling users to eliminate single points of failure while maintaining full self-custody without KYC. Pioneering autonomous Bitcoin inheritance with on-chain timelocks designed to outlive the company itself.

Crypto Legacy is a secure digital asset inheritance platform that helps cryptocurrency owners plan the transfer of their Bitcoin, Ethereum, and other digital assets to designated heirs. The platform never requires private keys or seed phrases, maintaining complete user control while providing automated monitoring and professional inheritance assistance.

Unchained Vaults offers institutional-grade collaborative custody for bitcoin using 2-of-3 multisig technology. You hold two keys for full control, while Unchained holds one key as a secure backup. This eliminates single points of failure from lost keys, hackers, or exchange failures while preserving direct ownership of your bitcoin.

Casa provides self-custody security for Bitcoin and stablecoins through multi-key vaults. Users hold their own private keys across multiple devices and locations, protecting against hacks, device failure, and accidental loss. Plans include Standard (3-key), Premium (5-key), and Private Client, with built-in inheritance planning and dedicated expert support.