W2QR
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Documentation

Everything you need to know about W2QR — from creating your first encrypted QR to printing plastic cards and distributed custody.

Get Started

Getting Started

Create your first encrypted QR backup in under a minute. Step-by-step guide for new users.

Encryption & Backup Options

Password-based honey encryption, Strong Password Generator, and Google Drive backup.

Understand

How Encryption Works

Honey encryption, Argon2id, Strong Password derivation, and why every password produces a valid mnemonic.

Security Model

Threat model, key lifecycle, and honest trade-offs compared to hardware wallets.

Protect & Recover

Recovery & Backup

Google Drive backup, memorable-phrase password regeneration, and disaster recovery options.

Balance Scanner

Search beyond the standard 100 combinations, and recover a wallet from a partial seed phrase.

Wallet Compatibility

W2QR works without any installed wallet app. Also compatible with MetaMask, Rabby, and any BIP-39 wallet.

Advanced Features

W2QR Cards

Create and activate pre-printed cards as crypto wallets. Honey encryption ensures any password produces a valid wallet.

Plastic Cards

Print your wallet QR and password QR on credit-card-sized plastic cards for durable, portable access.

Reference

QR Format Versions

Format compatibility across all W2QR versions. W2QR reads QR codes from all previous versions including text2qr.com.