Open-source firmwareShips to anywhere11 native chains + all EVM tokensFree firmware updates for lifeSince 2014Fully auditable hardwareTHORChain swaps built-inOpen-source firmwareShips to anywhere11 native chains + all EVM tokensFree firmware updates for lifeSince 2014Fully auditable hardwareTHORChain swaps built-in
← SUPPORTED ASSETS
GRAM Ecosystem

Ethereum

GRAM Ecosystem

GRAMPUSSUPPORTED

Secure GRAM Ecosystem (GRAMPUS) with your KeepKey hardware wallet. Private keys are generated and stored offline, and every GRAMPUS transaction is verified on the device screen before it is signed.

Platform Support

KeepKey Hardware WalletYES
Vault Desktop AppYES
Built-in DEX swapsYES

Asset Information

SymbolGRAMPUS
NetworkEthereum
Decimals18

CAIP

eip155:1/erc20:0x856d602e73545deaa1491a3726cf628d49f74f51

Why KeepKey for GRAM Ecosystem

Cold storage done right.

Open Source

Firmware and software are publicly auditable on GitHub. No black boxes, no hidden code.

Built-in Swaps

Trade GRAMPUS directly from your hardware wallet without exposing your private keys.

On-device Signing

Every GRAMPUS transaction is verified on the device display before broadcast.

Secure your GRAMPUS

KeepKey Hardware Wallet

$59.95

Store, send, and receive GRAM Ecosystem from a device that never exposes your private key.

Learn more
FREE SHIPPING·LIFETIME UPDATES·OPEN SOURCE
GRAM Ecosystem (GRAMPUS) Wallet — KeepKey Hardware Wallet | KeepKey Hardware Wallet