Cold wallet: Qué son, Cómo usarlas y Mejores 2026

The rise of cryptocurrencies has transformed the way we store, manage, and protect our money. However, this new financial era has also introduced major security challenges. As concerns about hacks, theft, and cyberattacks continue to grow, cold wallets have emerged as one of the most secure solutions for protecting digital assets.
If you’re thinking about switching to a new cold wallet or buying one for the first time, it’s normal to feel unsure or overwhelmed. Don’t worry, we’re here to help. In this article, we’ve compiled everything you need to know to help you choose the best cold wallets of 2024, comparing security, features, and usability. Keep reading to find the option that best fits your needs.

What are cold wallets?

A cold wallet is a type of cryptocurrency wallet designed with a primary focus on security and the protection of digital assets. What sets it apart is its essential characteristic of not generating private keys through a connection to the blockchain or the internet; this is what defines its “cold” nature. Although these wallets can connect to the network when necessary, they do not rely on a constant internet connection to function.

This approach provides peace of mind by allowing you to hold a reserve of cryptocurrencies without worrying about market fluctuations. In short, a cold wallet is a digital safe haven that ensures security and full control over your crypto assets, while also offering additional features such as the use of a personal PIN, limited communication methods, and the ability to create a recovery seed for emergencies.

How do they work?

Cold wallets were designed with the idea of being able to store cryptocurrencies in a more secure way, thus minimizing their exposure to cyber threats. In order for you to understand a little more about how they work, here we explain them in more detail:

• As mentioned earlier, the key feature of a cold wallet is that it generates and stores your cryptocurrency private keys offline, meaning it is not connected to the internet or the blockchain. 
• Private keys generated offline are stored on a physical device, such as a hardware wallet (a specialized USB device), on paper (known as paper cold storage), or on a computer that is never connected to the internet (an air-gapped computer). These devices or methods ensure that private keys remain isolated from any online access.
• To make a transaction from a cold wallet, you need to temporarily connect the device to the internet or connect a computer to the network. However, this connection is brief and is used only to sign the transaction. Once the transaction is signed, the device or computer is disconnected from the network.
• Cold wallets use digital signatures to authorize transactions. The private key is used to sign the transaction and prove ownership of the cryptocurrencies, but this signing process takes place in a secure, isolated environment. This ensures that even if an attacker manages to compromise the device while it is connected to the internet, they cannot obtain the actual private key, keeping your funds protected.
• They usually offer backup and recovery options. This involves creating a “seed” or recovery phrase, which is a series of words that allows you to restore your private keys if the physical device is lost or damaged. 
• Some cold wallets include additional security features, such as two-factor authentication (2FA) or the use of a custom PIN to authorize transactions. 

Advantages and disadvantages

Nothing is perfect, cold wallets included. It’s important to understand that they were created as a response to security concerns, and that security is their main focus. As a result, they may fall short in other areas, meaning they also have disadvantages. Below, we outline the advantages and disadvantages of cold wallets:

Advantages

• The main advantage of cold wallets lies in their unmatched security. By generating and storing private keys offline, these wallets are virtually immune to cyberattacks and online threats. 
• With a cold wallet, you have full control over your private keys and, therefore, your digital assets. You don’t rely on third parties, such as exchanges, to custody your cryptocurrencies. 
• These wallets are ideal for long-term cryptocurrency storage. You can keep your assets secure for extended periods without worrying about market fluctuations or online threats.
• Most cold wallets offer the option to create a recovery phrase or seed. This sequence of words allows you to recover your private keys if the physical device is lost or damaged, providing an additional layer of security.

Disadvantages 

• Because cold wallets are disconnected from the internet, they can be less convenient for making frequent transactions or accessing your cryptocurrencies immediately. 
• Because they are physical devices, there is a risk of losing or damaging a cold wallet, which could result in the permanent loss of your private keys and, therefore, your digital assets. 
• Some cold wallets may require a higher level of technical knowledge to set up and use properly, making them less suitable for users with less experience in the cryptocurrency space.

Mejores Cold Wallets 2026

Here we introduce and discuss 7 of the best cold wallets of 2024:

Ledger Nano X

In 2014, eight experts in cryptocurrencies, cybersecurity, and blockchain solutions founded Ledger with a clear mission: to provide a secure and reliable way to store digital assets. Since then, the company has grown to more than 130 employees across Paris, Vierzon, and San Francisco, and has become a benchmark in advanced security for cryptocurrency users and enthusiasts.

The Ledger Nano X is a hardware wallet currently priced around USD 149 that securely stores your Bitcoin, Litecoin, and other altcoins offline. Although it features low-energy Bluetooth (BLE) connectivity for added convenience, its security is not compromised in any way. Only public data is transmitted via Bluetooth, while your private keys remain safely stored on the device. 

The Ledger Nano X is equipped with a Secure Element (SE) that requires your authorization before any changes are made, even if someone were to attempt to hack the Bluetooth connection.

A distinctive security feature of this wallet is its proprietary operating system called BOLOS. This system integrates a secure element chip within the Ledger wallet, making it the only wallet on the market to offer this advanced technology.

Once you receive your Ledger Nano X, you can create a PIN code of at least four digits. If you forget your PIN, the Ledger Nano X provides a 24-word recovery phrase that allows you to set up a new PIN.

In addition to its robust online security, the Ledger Nano X is designed to withstand physical damage. Its high-quality stainless steel casing protects it from bumps and drops, ensuring the integrity of your assets.

Although the price is higher than average, the investment in security is more than justified. The Ledger Nano X is an upgraded version that offers unique features and invaluable peace of mind. 

Trezor Model T

Trezor Model T is a jewel in the world of cold wallets, offering a range of advantages that set it apart in the market.

One of the main advantages of the Trezor Model T is its compatibility with a wide range of cryptocurrencies and tokens. In a world with nearly 7,000 different cryptocurrencies, the ability to store a broad variety of digital assets is essential. Whether you want to secure Bitcoin, Ethereum, Litecoin, Bitcoin Cash, Ripple, or many other cryptocurrencies, the Trezor Model T is a reliable option. Its current price is around USD 219.

Security is the cornerstone of any hardware wallet, and the Trezor Model T does not disappoint in this regard. It receives regular firmware updates, ensuring your device is protected against malware and remains up to date. 

It also features a touchscreen that significantly improves ease of use compared to its predecessor, the Trezor One, which used physical buttons.

A common complaint among cold wallet users is the tedious process of trading cryptocurrencies while keeping them securely stored. However, the Trezor Model T has simplified this process, from the initial setup to actual coin storage. Another outstanding feature is the ability to set your recovery phrase at any time, which streamlines the setup and security of your assets.

However, not all opinions about the Trezor Model T are positive. Some users have expressed concerns about the device's bulky design compared to its competitors, such as Ledger. This additional bulk may make transportation less convenient.

ELLIPAL Titan

Ellipal, a company based in Hong Kong founded in 2018, has brought an innovative approach to the world of cold wallets with its Ellipal Titan device.  

The Ellipal Titan stands out for its strong focus on security. It uses an air-gapped design to completely isolate the device from the internet and other network connections, ensuring that users’ private keys are never exposed to online threats such as hackers, malware, or viruses. Unlike some hardware wallets with small screens or physical buttons, the Titan features a full-color touchscreen that makes navigation and information display easier.

Ellipal has simplified the setup and usage process to make it suitable for beginners. Users can set up their recovery phrase at any time, making it easier to secure and access their assets.

Unlike some competitors that use plastic for their wallets, the Titan features a fully metal, water-resistant casing, making it ideal for active users on the go. It uses QR code technology to scan and confirm transactions, adding an extra layer of security.

On the other hand, one of its drawbacks is that, while it supports many popular cryptocurrencies, the Ellipal Titan does not support Monero, for example. This can be a disadvantage for users who prioritize privacy.

The company claims the battery life is impressive; however, some users have reported issues with charge duration. It generates BIP44 Bitcoin addresses, which start with the number “3” instead of the more modern BIP84 addresses that begin with “bc1.” This can result in higher transaction fees.

Unlike wallets that offer more secure 24-word recovery phrases, the Titan uses 12-word recovery phrases and does not support testnet cryptocurrencies on any blockchain, nor does it allow the addition of custom RPCs. This can make testing and learning more difficult for some users. Its price is USD 139.

CoolWallet Pro

The CoolWallet Pro is a revolutionary hardware wallet designed to deliver maximum security and portability. Its compact, lightweight design—about the size of a standard credit card and weighing less than 6 grams—makes it an incredibly convenient choice for people on the go. Also, it is water-resistant.

Security is extremely important in the world of cryptocurrencies, and the CoolWallet Pro takes this seriously. It uses a military-grade CC EAL 6+ secure chip, outperforming many other popular hardware wallets on the market. This ensures strong protection for your digital assets and provides peace of mind.

Mobile compatibility is another standout feature. You can easily pair the CoolWallet Pro with your Android or iOS device via Bluetooth within a 10-meter range. The companion mobile app simplifies crypto management, allowing you to swap assets, track balances, and exchange cryptocurrencies directly from your smartphone. Its battery life is impressive, offering a standby time of 2 to 3 weeks on a full charge. 

The CoolWallet Pro supports a wide range of cryptocurrencies, making it an ideal choice for users with diversified portfolios. It also integrates seamlessly with multiple operating systems, ensuring accessibility across different devices and platforms. The user experience is both friendly and secure, as it uses tamper-evident seals on the packaging for added protection. Setting up the wallet is straightforward and involves installing the CoolBitX app, pairing the device via Bluetooth, and creating a hardware wallet with a customizable 12-, 18-, or 24-word recovery phrase.

The CoolWallet Pro offers portability, Bluetooth integration, high security, support for multiple cryptocurrencies, and a reasonable price of $149. 

Keystone Pro

The Keystone Pro was meticulously designed to ensure the highest level of security for your digital assets. From the moment you receive the device, you can see the company’s commitment to protecting your cryptocurrencies. Before setting up the Keystone Pro, you are asked to scan a QR code on the back of the device to verify the supply chain and prevent any malicious activity during delivery.

Once this security verification is complete, you can proceed to set up your Keystone device and account through the official website. During this process, you will be guided on the importance of creating and properly storing your recovery phrase, as well as creating wallets within the Keystone system. You can also choose between using a password or fingerprint recognition to access the device when it is locked.

To maintain security, a firmware update is required. However, since the Keystone Pro is completely air-gapped from the online world, this update is performed using a Micro SD card. Users must download the update on a computer and then transfer it to the device via the card. 

The process of sending and receiving assets on the Keystone Pro is similar to that of other hardware wallets, such as the NGRAVE ZERO. To receive assets, you simply copy the address from the mobile app or the device using a QR code. However, the sending process involves additional steps, including authentication via password or fingerprint, entering the recipient’s address, and confirming the transaction by scanning QR codes with the mobile device.

The Keystone Pro stands out for its physical anti-tamper technology, which ensures that sensitive data is automatically erased if any physical tampering is detected.

In terms of blockchain compatibility, Keystone supports over 5,500 cryptocurrencies across more than 200 blockchains, along with integrations with over 15 popular software wallets. In addition, it is the first hardware wallet to offer direct integration with ENS usernames, simplifying transactions. The price of the Keystone Pro is USD 169.

However, one drawback is the lack of NFT support in its native app, although this feature is expected to be developed in the future. Keystone stands out for its strong focus on digital asset security, but its usage process can be slower due to its air-gapped design and the use of QR codes to confirm transactions. This wallet is better suited for users seeking long-term security rather than those who make frequent transactions.

Trezor Model One

Trezor One is one of the most popular and affordable hardware wallets offered by Trezor. A crucial feature of the Trezor One is the isolation of private keys in a secure environment, ensuring your assets remain protected even if the device is connected to a computer infected with malware. It also includes a password management feature and can be used as a U2F security token, providing an additional layer of protection for your online accounts.

Trezor Model One supports over 1,000 cryptocurrencies, including a wide range of tokens such as Ripple, Monero, Litecoin, EOS, Ethereum, Dash, Binance, and, of course, Bitcoin. This versatility makes it a solid option for users with a diversified portfolio.

The package includes the device itself, a USB cable, a lanyard, quick-start instructions, a recovery seed card, and four stickers. Portability and simplicity are defining features of this device.

While the Trezor Model T, a premium version, may be an option for those looking for a more elegant design, the Trezor One is made of lightweight yet durable plastic and features a small screen, two buttons, and a USB port.

One of the most notable features of the Trezor One is its security track record. Unlike some competitors, this device has not suffered any major attacks, which supports its reputation as a secure choice for protecting your digital assets.

It’s important to note that transferring cryptocurrencies to a wallet like Trezor does not mean they are “stored” on the device. Instead, you are informing the blockchain that your assets reside at a Trezor-compatible address, which requires physical authorization for any Bitcoin transaction.

Setting up the Trezor Model One is relatively straightforward. By downloading the Trezor Suite app, you can set a PIN, create a wallet, and generate a backup of your 24-word recovery seed. Its price is among the most affordable on the market, currently around USD 68.

KeepKey

KeepKey is a cryptocurrency hardware wallet with a modern, sleek design, widely known for its ease of use. Its most notable feature is that it provides an extra layer of protection against hackers. In addition, to further enhance security, KeepKey uses a PIN code and allows users to create recovery phrases.

KeepKey is very accessible and easy to use. Despite its relatively large size, its single screen and one-button design simplify navigation and interaction with the device. Most operations are handled intuitively through the associated mobile app, making setup and ongoing use easier.

In terms of price, KeepKey is an attractive option. Its cost of $49 (a significant reduction from its previous price of $239) makes it accessible to a wide audience interested in keeping their cryptocurrencies secure and out of reach of online threats.

However, it has some limitations. One of the most notable is its support for a relatively limited number of cryptocurrencies, around 40 in total. This can be restrictive for users who want to store lesser-known tokens or newer additions to the market. By comparison, other hardware wallets, such as Ledger, support over 1,000 cryptocurrencies.

In addition, KeepKey's size and weight can be inconvenient for users who value portability. Weighing 54 grams and having relatively large dimensions, it can be uncomfortable to carry around.

KeepKey is a hardware wallet that stands out for its ease of use and affordable price. However, it has limited cryptocurrency support and a relatively large size.

How to know if a wallet is reliable?

To determine whether a cryptocurrency wallet is reliable, it is important to consider several key aspects:

1. Security and encryption: Check if the platform uses strong encryption to protect data and transactions. Look for information on security measures such as two-factor authentication (2FA), cold storage of digital assets, and regular security audits.
2. Reputation and experience: Research the wallet provider’s reputation within the crypto community and in specialized media. Wallets with a long track record and a good reputation are usually more trustworthy.
3. Transparency and team: Check if the company behind the wallet is transparent about its development team, physical location and security policies. Lack of transparency can be a red flag.
4. User reviews and feedback: Look for reviews and comments from other users about the wallet on crypto forums, social media, and review sites. Other users’ experiences can provide valuable insight into the wallet’s reliability and customer support.
5. Features and support: Make sure the wallet offers the features you need and provides good customer support in case of issues or questions. Reliable wallets usually offer an intuitive interface and advanced security features.
6. Licensing and regulation: Check whether the wallet is regulated or holds relevant licenses in its jurisdiction. If it operates in a country with strict regulations, it is more likely to meet security and user protection standards.
7. Updates and ongoing development: Reliable wallets regularly update their software to fix security issues and improve the user experience. Check when the wallet was last updated and how often improvements are released.

When evaluating a cryptocurrency wallet, combine these factors to make an informed decision and reduce the risk of using an unreliable platform that could compromise the security of your digital assets.

Which wallet pays the most?

The compensation or rewards a wallet may offer can vary depending on the type of digital asset you store and the platform’s specific conditions. Here are some key points to consider:

1. Staking and participation rewards: Some wallets offer staking programs where users lock certain cryptocurrencies to support the network and, in return, receive rewards in the form of new coins. The amount of the reward depends on the cryptocurrency and the staking conditions.
2. Loans interest: Some wallets allow you to lend cryptocurrencies to other users in exchange for interest. The interest rate may depend on loan supply and demand on the platform and can vary widely depending on the cryptocurrency and the loan period.
3. Incentive programs and promotions: Occasionally, some wallets may offer promotions or incentive programs that include additional rewards for taking part in certain activities or holding specific cryptocurrencies for set periods of time.
4. Delegation and validation: In blockchain networks that use consensus mechanisms such as Proof of Stake (PoS), users can participate in transaction validation or delegate their tokens to validators. In return, they can receive rewards proportional to their participation.

It is important to research and compare different wallets to understand what types of rewards they offer and under what conditions. Also, consider security, ease of use, and the wallet’s reputation before deciding where to store your cryptocurrencies and take part in reward programs.

Which digital wallet charges the lowest fees?

The fees charged by a digital wallet can vary depending on several factors, such as the type of transaction you make (sending or receiving cryptocurrency), the cryptocurrency involved, and the platform’s specific policies. Here are some general aspects to consider:

1. Network fees: Wallets usually charge fees for cryptocurrency transactions to cover processing costs on the corresponding blockchain network (such as Bitcoin, Ethereum, etc.). These fees can vary depending on network congestion and how fast you want the transaction to be processed.
2. Currency exchange fees: If you swap cryptocurrencies within the wallet (for example, converting Bitcoin to Ethereum), exchange service fees may apply.
3. Withdrawal fees: When transferring cryptocurrencies from the wallet to an external address, some wallets may charge a transaction fee.

To determine which digital wallet charges the lowest fees, it’s recommended to:

• Compare fees: Review the fee structures of different digital wallets and compare them to find the most affordable option for your specific needs (for example, if you frequently send certain cryptocurrencies).
• Check feedback and reviews: Look for user opinions about wallet fees and how transparent they are about commissions.
• Use fee simulators: Some platforms offer tools or fee calculators that allow you to estimate how much a transaction will cost before you make it.
• Consider security and ease of use: Beyond fees, evaluate how secure the wallet is and how easy it is to use. A wallet with low fees but poor security may not be the best long-term choice.

When choosing a digital wallet, consider your specific needs, such as the type of cryptocurrencies you want to store, how often you’ll use it, and any extra features that may be important to you.

How to Use Cold Wallets Safely

While cold wallets are a solid choice for securing your cryptocurrencies, it’s essential to follow certain best practices to ensure safe and effective use. Here are some key guidelines:

• Your recovery phrase (or seed) is your last line of defense if your cold wallet is lost or damaged. Keep it in a safe place, away from unauthorized access and physical dangers like fire or floods. As an extra tip, consider storing copies of the seed in different locations.
• Make sure to buy your cold wallet from trusted and official sources. There are fake products on the market that could put your assets at risk. 
• If your cold wallet uses software, be sure to keep it updated with the latest versions and security patches.  
• When connecting your cold wallet to a computer to make transactions, make sure the computer is free of malware and viruses. 
• Never share your recovery phrase, private keys, or PIN with anyone. This information is extremely sensitive and should only be known by you.
• If your cold wallet supports 2FA, turn it on. This adds an extra layer of security by requiring a second verification before any transaction is made.
• Before moving large amounts of cryptocurrency to your cold wallet, do a recovery test using your recovery seed. This makes sure you can access your funds if you ever need to.
• Learn how your cold wallet works and follow its security steps. The more you understand it, the safer your assets will be.
• For greater security, you can split your funds and use several cold wallets, thereby reducing the risk in case one of them is lost or damaged.

Conclusion

In a landscape where security is paramount, cold wallets stand out as a bulwark in protecting digital assets. These cold wallets offer a formidable barrier against cyber threats by keeping tokens out of the reach of hackers and online attacks. While their use may seem more complex compared to hot wallets, the investment of time and effort in setup, their use translates into invaluable peace of mind and confidence. 

Ultimately, the control and responsibility for keeping your assets safe rests in our hands. By choosing a cold wallet, you are taking concrete steps to safeguard your financial future in the world of cryptocurrencies. So, trust Domoblock, because as you can see, it not only specializes in real estate crowdfunding and real estate tokenization but as an organization it cares about your assets.

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