Offline Crypto Wallet

Offline wallet - the safest way to use your wallet on offline device

Full instructions can be found in the document.

Generate offline wallets for any chain, customize paths, and manage or export them easily.

Securely sign transactions offline via JSON upload or QR scan, then download the signed file.

To go through the full circle of submitting transactions.

Discover the engine behind the experience. From features to flows — everything you need is in our documentation portal.

EXTRA WALLET empowers your Web3 applications with a modular, customizable wallet that simplifies integration and enhances security.