CoolWallet is a revolutionary hardware wallet that reimagines cryptocurrency storage. Designed in the shape of a standard credit card, it fits easily into your wallet and lets you carry your digital assets everywhere. With Bluetooth connectivity to a mobile app, you get complete control over your funds right from your smartphone.

CoolWallet Hardware Wallet Review - Credit Card Crypto Storage

What is CoolWallet

CoolWallet is a line of hardware cryptocurrency wallets developed by the Taiwanese company CoolBitX. The device's main feature is its unique credit card-sized form factor. With a thickness of just 0.8mm, it's the thinnest hardware wallet on the market.

💳 CoolWallet S

The base model supporting major cryptocurrencies. An excellent solution for beginners who need reliable asset protection.

💎 CoolWallet Pro

The advanced version with NFT support, staking, and more blockchains. Ideal for active traders and NFT collectors.

Key Features

🚀 Unique CoolWallet Advantages

0.8mm
Device Thickness
IP68
Water Protection
12000+
Supported Tokens
Bluetooth
Wireless Connection

Form Factor and Design

CoolWallet stands out from competitors with its minimalist design. The device features a built-in E-Ink display for transaction information, a confirmation button, and a rechargeable battery. The card is made from durable plastic with metal elements, ensuring resistance to physical damage.

✅ Form Factor Benefits

  • Fits in a regular wallet alongside bank cards
  • Waterproof and dustproof with IP68 rating
  • Resistant to bending and impacts
  • Operates in temperatures from -10°C to +50°C

Mobile App

Wallet management is handled through the official CoolWallet App, available for iOS and Android. The app connects to the device via Bluetooth and provides full functionality for managing your assets.

CoolWallet Mobile App Interface for iOS and Android

📱 Send and Receive

Fast transactions with on-device confirmation

🔄 Built-in Exchange

Token swaps through integrated DEXs

🖼️ NFT Gallery

View and manage NFT collections

📊 Staking

Earn passive income from PoS coins

Supported Cryptocurrencies

CoolWallet supports a wide range of cryptocurrencies and tokens across various blockchain networks. The list is constantly expanding with firmware updates.

Blockchain Native Coin Tokens
Bitcoin BTC BRC-20
Ethereum ETH ERC-20, ERC-721
BNB Chain BNB BEP-20
Polygon MATIC All network tokens
Solana SOL SPL tokens
Tron TRX TRC-20
XRP Ledger XRP
Litecoin LTC

💡 CoolWallet Pro supports over 12,000 tokens and NFTs across various blockchains. The complete list is available in the official app.

Security

CoolWallet Security System - Secure Element and Encryption

Security is CoolWallet's top priority. The device uses multi-layered protection to ensure the safety of your funds.

🔐 Security Architecture

  • Secure Element (SE) chip — CC EAL5+ certified security chip for storing private keys
  • AES-256 encryption — military-grade data encryption standard
  • Encrypted Bluetooth — secure wireless connection
  • Physical confirmation — every transaction requires pressing the button on the device

Two-Factor Authentication

CoolWallet implements a unique 2+1 authentication system:

1️⃣ Something You Have

The physical CoolWallet device, required to sign any transaction.

2️⃣ Something You Know

A 12-24 word seed phrase for wallet recovery.

➕ Smartphone Biometrics

Additional protection via Face ID or fingerprint in the app.

⚠️ Important to Remember

Your seed phrase is the only way to recover access to your funds if you lose the device. Store it in a secure location, never photograph it, and never save it digitally.

Wallet Setup

The CoolWallet setup process is intuitive and takes about 10-15 minutes.

📝 Step-by-Step Guide

Download the CoolWallet App from the App Store or Google Play
Enable Bluetooth on your smartphone
Activate the CoolWallet card by pressing the button
Pair the device with the app
Create a new wallet or restore an existing one
Write down your seed phrase on paper
Confirm the seed phrase for verification
Set up additional security (biometrics, PIN)

💡 Pro Tip

Before sending large amounts to your new wallet, test it with a small transaction. Make sure everything works correctly and you understand the transaction confirmation process.

Pros and Cons

✅ Advantages

  • Unique compact form factor
  • IP68 water and dust resistance
  • Wireless Bluetooth connectivity
  • NFT and staking support
  • Built-in DEX for token swaps
  • Convenient mobile app
  • WalletConnect compatibility
  • Rechargeable battery

❌ Disadvantages

  • Closed source code
  • Mobile-only management
  • No USB connection to PC
  • Battery charge dependency
  • Limited dApp compatibility
  • Small display for address verification

Competitor Comparison

Feature CoolWallet Pro Ledger Nano X Trezor Model T
Form Factor Card USB Device USB Device
Connection Bluetooth USB + Bluetooth USB
Display E-Ink OLED Color Touchscreen
Water Protection IP68 No No
NFT Support Yes Yes Yes
Open Source No Partial Yes
Desktop App No Yes Yes

Conclusion

CoolWallet is an innovative solution for those who value mobility and ease of use in a hardware wallet. The unique credit card form factor makes it the perfect companion for everyday use. Water resistance and durable construction provide reliable protection against external elements.

Who is CoolWallet For?

CoolWallet is an excellent choice for users who prefer managing crypto from their smartphone and value portability. If having your wallet with you at all times without carrying bulky devices matters to you — this is your solution.

CoolWallet combines hardware wallet security with everyday convenience. It's an excellent choice for active crypto users who value mobility and modern design.

⚠️ This material is for informational purposes only and does not constitute investment advice. Always conduct your own research before using cryptocurrency products and services.