IT-tools

BIP39 generator

Generate BIP39 mnemonic phrases with 12, 15, 18, 21, or 24 words and validate existing phrases. Uses the English wordlist and runs offline.

Valid mnemonic
Mnemonic
shrug season universe start debris track make clarify chimney happy almost congress

// About this tool

Create a BIP39 recovery phrase for wallet testing or check that a phrase is valid. The tool works with the standard English wordlist and never transmits the words.

// How to use it

  1. Choose the number of words.
  2. Generate a new mnemonic.
  3. Copy the phrase and store it securely.

// Frequently asked questions

Is this safe for a real wallet?

For production wallets, generate keys offline on a trusted device; this tool is intended for testing and learning.

Does the tool store my mnemonic?

No. The phrase exists only in the page and is not uploaded or persisted.

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