Billfodl

Stainless-steel offline backup device for BIP39 wallet recovery phrases and private keys.

Features

Metal seed backup
BIP39 support
Engraved character tiles
Offline storage
Fire and water resistance

About

Billfodl uses engraved character tiles in a steel chassis to preserve 12-, 18-, or 24-word recovery phrases. It is compatible with Bitcoin and other BIP39-based hardware and software wallets.

Product facts

Awaiting sources for: custody, platforms, lightning, availability.

Facts verified: Not yet verified

No evidence linked.

Networks & use cases

Use cases

Wallets

Networks

Bitcoin L1

Layers Bitcoin L1

Settle order · L1 → Lightning → Sidechains → Rollups → Meta → Off-chain

Listing details

Listing updated: Sep 13, 2026
Status: live
Repository: Not linked
Website: privacypros.io

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