CoolWallet is a credit-card-shaped hardware wallet that connects to your phone via encrypted Bluetooth, with a secure element and e-ink display. It offers portable cold storage, multi-chain support and in-app swaps/staking while keeping keys on the card.
Key Facts
| Item | Details |
|---|---|
| Type | Card-shaped Bluetooth hardware wallet |
| Connectivity | Encrypted Bluetooth |
| Security | Secure element + e-ink |
| Chains | Multi-chain |
| Keys | On the card |
Pros & Cons
Pros
- Portable card form factor
- Secure-element protection
- Multi-chain + in-app swaps
- Mobile-first cold storage
Cons
- Card purchase required
- Bluetooth reliance
- Self-custody responsibility
Summary
CoolWallet is a sleek, card-shaped Bluetooth hardware wallet for mobile-first cold storage. Portable security with multi-chain support.