Key Takeaways
- Keycard has open-source firmware; Cryptnox uses proprietary code
- Top-rated model: Keycard Shell (66/100, $129)
Cryptnox vs Keycard: Brand Overview
Cryptnox and Keycard represent two fundamentally different approaches to hardware wallet design and security philosophy. Cryptnox, founded in 2019, has developed a lineup of 1 wallet models targeting different user needs. Keycard, established in 2019, offers 1 models in its current portfolio. This comparison analyzes both brands across the dimensions that matter most to crypto holders: security architecture, open-source transparency, supported cryptocurrencies, pricing, and long-term reliability. Our analysis is based on 40+ independently verified specifications — no opinions, just verifiable data. Read on for a detailed breakdown to help you make an informed choice.
Specs verified October 27, 2026 ·
This page compares Cryptnox and Keycard as brands — their philosophy, track record, and product lineups. For head-to-head comparisons of specific wallet models, see the links below.
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Quick Verdict: Cryptnox vs Keycard
Choose Cryptnox if you need:
Choose Keycard if you need:
- transparency and auditability
Both brands make reliable hardware wallets. Your choice depends on whether you prioritize (Cryptnox) or transparency and auditability (Keycard).
Cryptnox
Cryptnox is a Swiss maker of NFC smart cards based in Carouge, Geneva. Its only hardware wallet is a screenless two-card set built on an NXP JCOP 4 secure element and priced at $49.90. Transactions are reviewed in the Cryptnox phone or desktop app, not on the card.
Keycard
Keycard builds open-source signing hardware: smart cards with a Common Criteria EAL6+ secure element, and the Keycard Shell, an air-gapped QR signer that keeps every private key on a removable card. Its devices support Bitcoin and Ethereum/EVM networks only.
Top Models: Cryptnox vs Keycard Compared
Best wallets from each brand (by rating)
Comparison Table
Key specifications for your decision
| Criteria |  Cryptnox Hardware Wallet Cryptnox $49.90 |  Keycard Shell Keycard $129 |
|---|---|---|
Overall Rating | 65 | 66 |
Security | 77 | 87 |
Usability | 64 | 60 |
Price | $49.90 | $129 |
Secure Element | Yes | Yes |
Open Source | Client app only | Firmware |
Bluetooth | No | No |
USB | No | Yes |
Networks | 13+ | 2+ |
Passphrase | Yes | Yes |
Display | None (Screenless Smart Card; Transactions Reviewed On The Phone/Desktop App) | 2.0" TFT IPS Colour, 240x320, Adjustable Brightness |
Backup Method | Multi-card | 24-word + Shamir |
Setup Time | ~5 min | ~15 min |
Water Resist | None | None |
About Selection
The table shows top 2 models from each brand with the highest overall rating. This allows comparing the best offerings from each manufacturer.
Price Comparison: Cryptnox vs Keycard
Price ranges and value for money
Cryptnox or Keycard: Our Recommendations
Recommendations based on brand philosophy and products
Cryptnox
- Closed-source approach
- Limited model selection
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Keycard
Best for: transparency and auditability
- Open-source philosophy
- Limited model selection
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Cryptnox vs Keycard: In-Depth Analysis
Is Cryptnox or Keycard More Secure?
Keycard offers open-source firmware, giving the community full visibility into its code. Cryptnox takes a proprietary approach, relying on third-party security audits instead. Neither approach is inherently better — open-source enables community verification, while proprietary code can offer other protections. The right choice depends on how much you value code transparency.
Cryptnox vs Keycard: Which Is Better for Beginners?
For beginners, the key factors are ease of setup, companion app quality, and educational resources. Cryptnox offers 1 models starting at $49.90, while Keycard starts at $129. A lower entry price doesn't always mean a better beginner experience — consider screen size, mobile app support, and the breadth of setup guides when making your decision.
What Does the Crypto Community Think About Cryptnox vs Keycard?
Community opinions vary based on individual priorities. Security-focused users tend to favor brands with open-source firmware and proven track records. Budget-conscious users compare entry-level pricing. Our ratings aggregate 40+ objective specifications rather than subjective opinions — check our methodology page for the full scoring breakdown.
Brand Selection Checklist
Important points to verify before making your purchase
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Cryptnox vs Keycard: Frequently Asked Questions
Answers about Cryptnox vs Keycard
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Is Keycard a trustworthy hardware wallet brand?
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