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When it comes to hardware wallets, many people might think of popular brands like Trezor or Ledger, which we introduced you to in EP.1 Popular Basic Brands, which are suitable for general users.

However, in the rapidly evolving world of digital assets, there's another equally interesting group. This group may not be mainstream, but it's full of new ideas, advanced features, and innovations that might change how you think about "keeping Bitcoin or crypto secure."

Some brands are designed for use without a Seed Phrase, some use fingerprints instead of a PIN, some connect to MetaMask, dApps, and the DeFi world with a single click, while others choose to focus exclusively on Bitcoin like hardcore enthusiasts.

This EP.2 article will introduce you to 10 hardware wallet brands that focus on innovation and specialized features. They are suitable for users who want more than just "basic security" but are looking for a device that understands the behavior of modern users and is truly ready to meet the demands of the Web3 world.

If you're looking for a hardware wallet that is "unique" or want to try something new that might suit your usage style better than mainstream brands, EP.2 is ready to serve you with a list you might not have heard of but are worth knowing.


EP.2 Brands Focusing on Innovation and New Features

What criteria did we use for EP.2?

To systematically understand the world of hardware wallets, this Master List series divides brands into 3 groups. EP.2 focuses on brands emphasizing innovation and new features, selected based on the following criteria:

  1. Utilizes new technologies such as NFC, Bluetooth, Biometrics, etc.
  2. Offers good connectivity to the DeFi / NFT / Web3 world.
  3. Distinctive, attractive design with modern features.
  4. Supports mobile usage or wireless connectivity.

This group is known as "Tech Innovation Brands," perfect as an alternative for those interested in hardware wallet technology.

Overview of 10 Hardware Wallet Brands

This group consists of brands that offer "out-of-the-box" usage patterns, suitable for users who want something more advanced than simply storing coins.

  1. Bitkey (bitkey.world) – Created by Block (Jack Dorsey), with control divided into 3 parts.
  2. Arculus (getarculus.com) – Easy to use, tap and go, with an ultra-thin NFC card.
  3. Tangem (tangem.com) – Durable, lasts 25 years, no charging, no setup.
  4. CoolWallet (coolwallet.io) – Card-style wallet, connects to mobile via Bluetooth.
  5. D'CENT (dcentwallet.com) – Unlocks with fingerprint, easy to use via OLED screen.
  6. GridPlus (gridplus.io) – Large screen, detailed transaction control.
  7. Cypherock (cypherock.com) – No seed phrase needed, distributed storage for risk diversification.
  8. HASHWallet (gethashwallet.com) – E-ink screen securely displays transactions.
  9. NGRAVE (ngrave.io) – 100% Air-gapped, ultimate security, no connectivity.
  10. OPOLO (opolo.io) – Large touchscreen, easy to use, supports many coins.

 

Detailed Information for Each Brand

1. Bitkey

  • Country of Origin: United States of America
  • First Released: 2023 (by Jack Dorsey's company Block)
  • Popular Model: Bitkey (only one model currently available)
  • Highlights:
    • Developed by Block (Cash App's parent company), aligning with Jack Dorsey's Bitcoin vision.
    • Smart Multisig system, using shared control between the user, app, and Block's servers.
    • Beautiful, simple design, works with smartphones.
    • Focuses exclusively on Bitcoin for simplicity and security.
  • User Experience:
    • Suitable for new users or those who require high security without complex setup.
    • The Bitkey app is easy to use, with clear notifications and recovery system.
    • Convenient "plug and play, think less" experience, suitable for mainstream users.
  • Caveats:
    • Not suitable for users who desire 100% self-custody, as it relies on Block Cloud for recovery.
    • Supports only Bitcoin; cannot be used with other coins or tokens.


2. Arculus 

  • Country of Origin: United States of America
  • First Released: 2021
  • Popular Model: Arculus Cold Storage
  • Highlights:
    • Thin, credit card-sized NFC card format.
    • No battery, no charging, no cables; powered by tapping against a smartphone.
    • Supports over 100 popular cryptocurrencies.
    • Modernly designed mobile app interface.
  • User Experience:
    • Suitable for general users looking for a portable and easy-to-use option.
    • Transactions can be made by simply tapping the card to a mobile phone while using the Arculus app.
    • Sleek, luxurious design suitable for modern users.
  • Caveats:
    • No screen on the device, so transactions cannot be directly confirmed on the card itself.
    • Does not yet support open-source software or advanced features like PSBT or multisig.


3. Tangem

  • Country of Origin: Switzerland
  • First Released: 2018
  • Popular Model: Tangem Wallet 2.0 (3-card pack), Tangem Ring
  • Highlights:
    • NFC-enabled, simply tap to a smartphone without needing a battery.
    • No seed phrase; uses a key management system via 2 backup cards held by the user.
    • Waterproof, moisture-resistant, and tolerant to high temperatures.
    • Chip lifespan of up to 25 years.
  • User Experience:
    • Easy setup, just tap the card to a mobile phone, conduct transactions via the Tangem app.
    • The app allows viewing balances, sending/receiving coins completely.
    • Suitable for new users or those who are "anti-seed phrase."
  • Caveats:
    • No display on the card → cannot verify transactions offline.
    • Recovery system relies on backup cards; if all are lost, recovery might not be possible.


4. CoolWallet

  • Country of Origin: Taiwan
  • First Released: 2016 (by CoolBitX)
  • Popular Models: CoolWallet Pro, CoolWallet S
  • Highlights:
    • Ultra-slim, credit card-like design with a small display screen.
    • Connects via Bluetooth to smartphones.
    • Supports staking, NFTs, and DeFi features via the app.
    • Built-in battery, lasts several days on a single charge.
  • User Experience:
    • The CoolBitX app is easy to use and feature-rich, including NFT, DEX, and portfolio management.
    • The device is highly portable and fits easily into a wallet.
  • Caveats:
    • No air-gapped feature / risk if Bluetooth is left on.
    • Not fully open-source.


5. D'CENT

  • Country of Origin: South Korea
  • First Released: 2018 (product launched 2020)
  • Popular Model: D’CENT Biometric Wallet
  • Highlights:
    • Features a fingerprint scanning system for enhanced security.
    • Large OLED screen allows clear viewing and approval of transactions.
    • Supports 75 Mainnets & 3,800+ cryptocurrencies, including NFTs and DeFi via WalletConnect.
    • Connects via USB or Bluetooth.
  • User Experience:
    • Fingerprint scanning allows for quick transaction approval without entering a PIN every time.
    • Ergonomic design, sturdy build quality.
    • Modern and user-friendly app interface, suitable for both beginners and experts.
  • Caveats:
    • If fingerprint scanning fails, users may need to rely on backup methods like PIN or recovery phrase.
    • The app and firmware are not entirely open source.
    • Bluetooth Attack Surface – It's advisable to turn off Bluetooth when not in use to prevent wireless connection risks.


6. GridPlus

  • Country of Origin: United States of America
  • First Released: 2015 (product launched 2019)
  • Popular Model: GridPlus Lattice1
  • Highlights:
    • Large tablet-sized touchscreen (5 inches) for convenient transaction confirmation.
    • Direct integration with MetaMask.
    • Designed for Multisig, dApps, and enterprise-level use.
    • Features a Secure Enclave system for separate management of Private Keys and PINs.
  • User Experience:
    • Suitable for developers or advanced users requiring Multisig or smart contract interaction.
    • Seamless integration with MetaMask, both on browser and app.
    • Premium device feel, suitable for desktop use.
  • Caveats:
    • Relatively large size, not ideal for portability.
    • Higher price point compared to general wallets.
    • Not yet suitable for beginners who prioritize ease of use.


7. Cypherock

  • Country of Origin: India
  • First Released: 2019 (product launched 2023)
  • Popular Model: Cypherock X1
  • Highlights:
    • Truly no Seed Phrase system: Divides Private Key into 5 parts (Shamir’s Secret Sharing).
    • Comes with an "X1 Vault" (main device) and "X1 Cards" (4 backup cards).
    • No data stored in a single point – reduces risk of theft or total loss.
  • User Experience:
    • Suitable for those who fear mishandling Seed Phrases.
    • Usage via the X1 App is similar to Ledger Live, easy to use.
    • Supports BTC, ETH, and major DeFi coins.
  • Caveats:
    • If multiple cards are lost simultaneously, there is a risk in recovery.
    • Still a new brand; long-term software updates need to be monitored.

 

8. HASHWallet

  • Country of Origin: Spain
  • First Launched: 2019 (Product launched in 2021)
  • Popular Models: HASHWallet Qubic Edition, HASHWallet Elite
  • Highlights:
  • User Experience:
    • Cautions:
      •  

        9. NGRAVE 

        • Country of Origin: Belgium
        • First Launched: 2018 (Product launched in 2020 via Kickstarter)
        • Popular Models: NGRAVE ZERO
        • Highlights:
          • User Experience:
            • Cautions:
              • 10. OPOLO 
                • Country of Origin: Luxembourg
                • First Launched: 2020 (via Kickstarter)
                • Popular Models: OPOLO Cosmos
                • Highlights:
                  • User Experience:
                    • Cautions:
                      • 🔒 Conclusion


                        for Web3 users. Some brands completely remove the Seed Phrase, some design them to function like smartcards, and others integrate new biometric and multisig systems that don't require self-configuration.

                        "suits your mindset."

                            • No matter what your preference, being open to "niche" brands might lead you to discover a Hardware Wallet that "understands you" and is more suitable for you.

                              Bitcast ]

                              EP.3: Hardcore and Niche Brands coming soon.

                              If you liked this content, don't forget to share the article to pass on knowledge to your friends. Or if you have any questions or brands you'd like us to feature, please leave a comment.

                               

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