The Best Crypto Steel Wallets You Can Use to Secure Your Seed Phrase

As a crypto investor, you probably already heard about the importance of securing your wallet seed phrase right?

That is truer now than ever, because scammers and thieves are devising new means to steal your assets everyday, and the easiest way to do that is to get your seed phrase.

There are several ways you can secure your seed phrase, but not all of them are equally effective. The most effective way by far is to use a steel wallet.

It is literally made of steel, and is used to store your seed phrase by engraving it onto the surface. This makes it impossible to delete, and the wallet is fire resistant. There’s therefore a low probability of losing it if you keep it safe

To further boost security, the materials used to make such wallets aren’t easily detected using metal detectors, unlike other metallic materials. The following are the best ones you can use to start securing your wallet seed phrases today.


This is a stainless steel device that can fit into your pocket and comes with character tiles you can use. Simply select character tiles that correspond to your seed phrase and then seal them on a capsule or cassette.

The device is made of 100% 303 and 304-grade stainless steel, and the capsule comes with over 800 stainless steel tiles with every printable ASCII character on each side, making it possible for a user to save up to 123 characters of information. 

The cassette also has different letter packs, and can store up to 96 characters worth of confidential information.

You can use Cryptosteel to store different types of seed passphrases including the 157-long BIP39 which requires only backing up 4 first letters of each sentence. Others include Shamir Backup, Bip32 root keys, WIF, Monero, Random ASCII passwords etc.

Crypto Key Stack

Crypto Key Stack metal crypto wallet can withstand temperatures over of up to 2,200 degrees Farads which is above the temperature of a house fire. Of course it is also waterproof, and rustproof, making it indestructible.

It comes with letter tiles that you can use to engrave the seed phrase on the stainless steel cards. You can use diamond-tipped vibrating engravers or battery-powered engravers, both of which are part of the package. 

There are up to 10 steel plates per stack, allowing you to back up up to 10 24-word seed phrases. This makes it the most versatile steel wallet for storing seed phrases.

Cryptosfae Cypherwheel

This is a steel wallet designed in the shape of a wheel. It features a 5/16 inch thick 303-grade stainless steel plate with rails and slots, letter and character tile casing, automatic center punch, tweezers, and a securing seal to make it tamper-proof after securing the passphrase.

You can use the tiles one by one as they correspond to your mnemonic key phrase or whatever it is you wish to secure. It is compatible with Bip39 and Slip39, and also Fireproof up to 2,000 degrees, as well as Rustproof and waterproof.


Cobo is an affordable but excellent steel wallet option from China. It comes with character tiles, a screwdriver, and instructions underneath. It has a stainless steel tablet 1/4-inch thick, and is ideal for BIP39 mnemonic phrases.

It also has tiles on which letters are engraved, making it a permanent way to store your seed phrase. Like the others, it is also designed to resist corrosion, water, and an insane amount of heat.


Simbit is a simple steel wallet that has tiles on which letters can be engraved. The tiles are then fitted onto slots to form words that correspond to your passphrase. You can use it to store over up to 114 characters, including upper and lower case letters, numbers, and symbols.

A fun aspect of the wallet is that you can pay using crypto, and like the others, it is Tamper-proof, waterproof, corrosion-resistance, and can resist heat temperatures of up to 1,700 degrees Farads or 925 degrees Celsius.

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