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Shameless

Shamir Secret Sharing for BIP39 Mnemonics

DEMO ONLY
Do not use with real cryptocurrency keys. This tool runs entirely in your browser, but you should never enter real keys into any web application. Use the CLI tool for production use.

Split Mnemonic into Shares

Split a BIP39 mnemonic into multiple Shamir Secret Shares using the shamir39 encoding specification.

Number of shares to create (2-255)

Minimum shares needed to reconstruct (2-N)

Combine Shares to Recover Mnemonic

Enter your shamir39 shares to reconstruct the original BIP39 mnemonic. Shares can be placed in any order.