Completely offline, with no remote connections or services.
ZISHUM
Trustworthy hardware wallets for offline storage.
ZISHUM
Configure your device.
#1
Access is yours alone — no custodians, no third parties, only you and your keys.
Securely create a backup.
#2
Securely initialize your hardware wallet and create private keys completely offline.
Full control, always
#3
Write down your recovery phrase on paper or store it with a metal backup — never save it online.
Sign transactions offline
#4
Securely confirm transactions on your device — while keeping your private keys fully offline.
Cold storage devices designed for self-custody, securing your crypto private keys without internet access or reliance on third-party services.
ZISHUM FIRE
Simple and secure offline storage — ideal for beginners looking to generate and safeguard their seed phrases. It never connects to the internet and provides no trading or custodial features.
ZISHUM EHO
Air-gapped wireless hardware wallet
Provides isolated key storage via QR codes or Bluetooth.
Designed to ensure your private keys always remain offline.
Provides isolated key storage via QR codes or Bluetooth.
Designed to ensure your private keys always remain offline.
OLEXIFY One
Fully offline device to securely store your private keys.
No internet access, no trading capabilities.
Designed to be easy to initialize and use out-of-the-box.
No internet access, no trading capabilities.
Designed to be easy to initialize and use out-of-the-box.
OLEXIFY Air
Our most portable offline wallet.
No network exposure, Bluetooth used only for air-gapped data transfer.
No trading, exchange, or financial services supported.
No network exposure, Bluetooth used only for air-gapped data transfer.
No trading, exchange, or financial services supported.
ZISHUM — Reliable offline hardware wallets
— A completely standalone hardware wallet that works offline only.
It never connects to exchanges, online platforms, or custodial services.
It never connects to exchanges, online platforms, or custodial services.
— Private keys are safely kept on the device
— Offered in both USB-C and air-gapped models
— Compatible with Bitcoin (BTC), Ethereum (ETH), and other leading cryptocurrencies
— Not intended for online trading, exchanging, or asset management
ZISHUM
It does not provide functionality for:
— Purchasing, selling, or exchanging cryptocurrency
— Custodial or staking services
— Any form of financial intermediation
ZISHUM is a specialized hardware wallet designed solely to keep private keys securely offline.
Our solution complies fully with Google’s Financial Products and Services Policy. It does not require FCA registration, as no regulated financial activity is offered or facilitated.
Regulatory Compliance
Lamil M.
Crypto Investor (Edinburgh, UK)
Excellent service, reliable hardware, and straightforward guides. I’ve been using it for several weeks without any issues. I also appreciate that it’s a UK-based company, which feels more trustworthy than unfamiliar international brands.
Gorn Ridley
Pavel P.
Web3 Consultant (London, UK)
What I appreciate most is that the product focuses on its main purpose — keeping private keys secure. It avoids unnecessary features or extra risks. The companion software is straightforward, and overall, it left a very positive first impression.
Entrepreneur (London, UK)
ZISHUM truly sets itself apart. After configuring the wallet, I finally feel assured that my private keys are secure. The setup is simple, the interface is user-friendly, and I would strongly recommend it to anyone who values complete control.
[04]
Multi-chain support
Award-winning Honors
Compatible with major assets like BTC, ETH, and NFTs. Designed for offline-first, multi-asset storage with no third-party integrations.
[03]
Transparent, auditable, and fully verifiable code — security you can examine and rely on.
Open-source firmware
[02]
PIN & recovery protection
Your access remains secure even if the device is lost, with PIN protection and a seed phrase backup included.
Offline cold storage — your private keys never leave the device. No internet connection, no online risks — complete offline protection.
100%
[01]
A hardware wallet is a physical device that stores your private keys offline, providing strong protection against online risks such as hacking, phishing, and malware.
No. ZISHUM is a non-custodial hardware wallet with no exchange or trading functionality.
Its sole purpose is to securely store and manage your private keys offline.
Its sole purpose is to securely store and manage your private keys offline.
Our devices support major cryptocurrencies including Bitcoin (BTC), Ethereum (ETH), most ERC-20 tokens, and NFTs.
Multi-chain compatibility extends to other crypto assets.
Multi-chain compatibility extends to other crypto assets.
You can restore access with the recovery seed phrase created during setup. Always keep your seed phrase safe and offline. Even if the device is lost, your keys remain secure unless the seed phrase is compromised.
No. ZISHUM hardware wallets work completely offline. You only connect them via USB-C or Bluetooth (depending on the model) to authorize transactions.
Yes, our firmware is open-source and publicly available for independent audit. We prioritize transparency and trust.
Yes, our wallets are compatible with all major platforms — Windows, macOS, Linux, iOS, and Android — via companion apps.
No. ZISHUM is a hardware wallet and does not offer any trading, purchasing, or exchange features.
No — ZISHUM is a physical device that operates entirely offline and does not depend on apps or cloud services.
No — we do not hold, manage, or store any funds or assets on behalf of users.
ZISHUM
Leave a request us
Warranty
Every ZISHUM hardware wallet comes with a 12-month limited warranty covering manufacturing defects. The warranty does not apply to damage from misuse, mishandling, or unauthorized modifications.
Firmware Updates
All devices include lifetime firmware updates to maintain protection against potential vulnerabilities.
Customer Support
We offer dedicated support through:
Returns
You may return your purchase within 14 days, provided the product is unopened and unused.
Every ZISHUM hardware wallet comes with a 12-month limited warranty covering manufacturing defects. The warranty does not apply to damage from misuse, mishandling, or unauthorized modifications.
Firmware Updates
All devices include lifetime firmware updates to maintain protection against potential vulnerabilities.
Customer Support
We offer dedicated support through:
- Email: info@zishum.com
- Knowledge Base & User Guides: (coming soon)
- Live Chat: Available during UK business hours (Mon–Fri, 9 AM–5 PM GMT)
Returns
You may return your purchase within 14 days, provided the product is unopened and unused.
Warranty & Support
ZISHUM LTD fully complies with Google’s Financial Products and Services Policy.
Our products are strictly defined as non-custodial hardware wallets and do not provide:
— Cryptocurrency exchange or brokerage services
— Asset management or custodial solutions
— Staking, lending, or yield products
— Buying, selling, or trading of cryptocurrencies
— Financial or investment advice
We are not a financial institution, exchange, or wallet service provider.
Our devices are exclusively offline security tools for storing private keys.
All cryptocurrency-related activities — including transfers or conversions — must be performed through third-party services independently chosen and connected by the user.
Our products are strictly defined as non-custodial hardware wallets and do not provide:
— Cryptocurrency exchange or brokerage services
— Asset management or custodial solutions
— Staking, lending, or yield products
— Buying, selling, or trading of cryptocurrencies
— Financial or investment advice
We are not a financial institution, exchange, or wallet service provider.
Our devices are exclusively offline security tools for storing private keys.
All cryptocurrency-related activities — including transfers or conversions — must be performed through third-party services independently chosen and connected by the user.
Compliance & Legal
Jurisdiction
ZISHUM LTD is a UK-registered company that operates in full compliance with applicable data protection and consumer safety regulations.
For more details, please refer to our [Privacy Policy], [Terms of Use], and [Cookie Notice].
For more details, please refer to our [Privacy Policy], [Terms of Use], and [Cookie Notice].
Important Notice
ZISHUM is a standalone physical hardware wallet built solely for personal offline storage.
It does not allow buying, selling, exchanging, or managing cryptocurrency on behalf of users.
No financial, investment, or custodial services are offered, and HOIDAA does not provide access to any exchange, wallet service, or financial platform.
It does not allow buying, selling, exchanging, or managing cryptocurrency on behalf of users.
No financial, investment, or custodial services are offered, and HOIDAA does not provide access to any exchange, wallet service, or financial platform.
ZISHUM is a physical hardware wallet.
We do not offer cryptocurrency exchange, custodial services, staking, or any other regulated financial activities.
Our solution is fully compliant with Google’s Financial Products and Services Policy.
We do not offer cryptocurrency exchange, custodial services, staking, or any other regulated financial activities.
Our solution is fully compliant with Google’s Financial Products and Services Policy.
Company Name: ZISHUM LTD
Company Number: 16533535
Country of Registration: United Kingdom
D-U-N-S® Number: 233911201
Registered Office: 30 Marshbrook Drive, Manchester, England, M9 8NN
Email: info@zishum.com
Company Number: 16533535
Country of Registration: United Kingdom
D-U-N-S® Number: 233911201
Registered Office: 30 Marshbrook Drive, Manchester, England, M9 8NN
Email: info@zishum.com
