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CoolWallet S – 2020 review

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Take a closer look at the portable hardware wallet for storing bitcoin and other cryptos.'s rating: 4.13 / 5.0


If security is your number-one priority when storing cryptocurrency, chances are you’ll want to compare the range of hardware wallets available. The CoolWallet S is one such wallet, offering cold storage for bitcoin (BTC), ether (ETH) and several other popular cryptos all in one portable device.


Product Name CoolWallet S Wallet
Wallet Type Hardware
Supported Cryptocurrencies BTC, BCH, XRP, ETH, LTC, ZEN, ICX, Omni USDT, BNB BEP2, XLM & 25+ more
Price (USD) $99


  • Wireless storage for your crypto
  • Sleek design for portability and convenience
  • Simple to setup and use
  • Supports 2-factor authentication and a host of other security features
  • Waterproof, heat resistant and bendable up to 15 degrees


  • Doesn’t support some popular currencies
  • There are cheaper hardware wallets available
  • Company isn’t as well established as some other wallet providers
Disclaimer: This information should not be interpreted as an endorsement of cryptocurrency or any specific provider, service or offering. It is not a recommendation to trade.

What is the CoolWallet S?

Most of the popular hardware wallets available on the market at the moment connect to your laptop or PC via USB. However, the CoolWallet S is a wireless bitcoin wallet that uses bluetooth or near field communication (NFC) to connect to your Android or iOS smartphone.

The main aim of this wallet is to provide portability and convenience, and to that end it features a slim and sleek design that makes it easy to take with you wherever you go. Inside the device you’ll find a secure element (SE) chip for storing your private keys, while there’s also a built-in display for viewing transaction details.

The CoolWallet S was developed by Taiwanese fintech company CoolBitX, which specialises in digital asset hardware and developing smart contract platforms. The original CoolWallet hit shelves in 2016, while the S was launched in 2018.

Compatible with:

Operating systems: The CoolWallet S can be paired with Android 5 or later, or iPhone 5 (iOS 9.1) or later.

How much does it cost?

As of May 2019, you can find the CoolWallet S selling for .

Disclosure: At time of writing the author holds ADA, IOTA and XLM.

Disclaimer: This information should not be interpreted as an endorsement of cryptocurrency or any specific provider, service or offering. It is not a recommendation to trade. Cryptocurrencies are speculative, complex and involve significant risks – they are highly volatile and sensitive to secondary activity. Performance is unpredictable and past performance is no guarantee of future performance. Consider your own circumstances, and obtain your own advice, before relying on this information. You should also verify the nature of any product or service (including its legal status and relevant regulatory requirements) and consult the relevant Regulators' websites before making any decision. Finder, or the author, may have holdings in the cryptocurrencies discussed.

Cryptocurrency wallet ratings

★★★★★ — Excellent

★★★★★ — Good

★★★★★ — Average

★★★★★ — Subpar

★★★★★ — Poor

We rate cryptocurrency hardware wallets by scoring each wallet out of 10 for 3 components: security, functionality and cost. Each component is weighted based on importance, as follows:

  • Security: 50%
  • Functionality: 40%
  • Cost: 10%

These scores are aggregated and visualised as a total score out of 5 stars.

Read the full methodology on how we rate cryptocurrency hardware wallets.

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