| Custody |
Non-custodial (hardware)
|
Non-custodial (hardware)
|
| Hardware / software |
Hardware
|
Hardware
|
| Chains and coins |
EVM-focused; ETH, L2s, and ERC-20 tokens
|
BTC, ETH, SOL, TRX, and 5,000+ assets via Keystone 3
|
| Security certification |
SafeCard secure element; always-online Wi-Fi (not air-gapped)
|
2 of 3 chips CC EAL5+; air-gapped QR; open-source firmware
|
| Key model |
Seed on SafeCard; swappable cards for multi-account
|
Seed on device; air-gapped QR signing
|
| Price |
Lattice1 ~$397; SafeCards ~$40 each
|
Keystone 3 Pro ~$129; Keystone 3 ~$99
|
| Platforms |
Wi-Fi touchscreen device; GridPlus Wallet web
|
iOS, Android companion, desktop via USB/QR
|
| Bluetooth / mobile |
Wi-Fi always-on (no air-gap); no Bluetooth
|
Air-gapped QR only (no Bluetooth/USB data path)
|
| Open source |
App partially open source; firmware proprietary
|
Yes - firmware and app open source
|
| Staking / DeFi / NFT |
Full DeFi and NFT via GridPlus Wallet
|
Staking and swaps via companion app partners
|