NGRAVE ZERO

Air-gapped hardware wallet with an EAL7-certified secure element — Liquid companion app.

Type	Hardware wallet
Custody	Self-custody — the user holds the keys
Platforms	iOS, Android
Open source	No public repository listed
Multisig	Not recorded
Account / KYC	No identity verification
Official site	ngrave.io

Cryptocurrencies it holds

Bitcoin BTC Bitcoin Cash BCH Ethereum ETH Litecoin LTC Dogecoin DOGE XRP XRP Cardano ADA Solana SOL Monero XMR TRON TRX Zcash ZEC Dash DASH

Token networks

Holds tokens issued on Ethereum, Polygon, Arbitrum, Avalanche and BNB Smart Chain.

Features

Air-gappedWorks with hardware wallets

Security record

NGRAVE ZERO has not been reviewed for the site's security record yet. The record counts only the maker's own failures — a firmware or app bug, a poisoned update, a breached vendor, weak key generation — and is kept in the wallet hacks review.

Questions

Which coins does NGRAVE ZERO support?

Bitcoin, Bitcoin Cash, Ethereum, Litecoin, Dogecoin, XRP, Cardano, Solana, Monero, TRON, Zcash and Dash, plus tokens on Ethereum, Polygon, Arbitrum, Avalanche and BNB Smart Chain.

Is NGRAVE ZERO open source?

No public source repository is listed for NGRAVE ZERO; the directory marks it closed source.

Does NGRAVE ZERO support multisig?

Not as far as the directory records. A multi-signature setup needs a wallet that can hold one of several keys; see the wallets directory for the ones that do.

Is NGRAVE ZERO custodial?

No. NGRAVE ZERO is self-custody: the user holds the keys, and nobody else can move the funds.

Other hardware wallets

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The wallets directory compares every wallet by type, custody and the coins it holds. A wallet's place there is not for sale.