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OneKey Classic 1S

OneKey Classic 1S

Razor-thin design, top-tier security.

The OneKey Classic 1S is a credit card-sized hardware wallet weighing only 15.6g, featuring an EAL 6+ certified secure chip for top-tier security. It offers anti-tamper protection, 100% open-source firmware, and convenient portability for cold storage of digital assets.

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OneKey Classic 1S hardware wallet front view
OneKey Classic 1S hardware wallet side view
OneKey Classic 1S hardware wallet with screen display
Description

OneKey Classic 1S is a slim, credit card-sized hardware wallet that combines top-tier security with broad compatibility. Featuring an EAL 6+ certified secure chip, it supports over 30,000+ coins and tokens while weighing just 15.6g.

Security & Certification

  • EAL 6+ Certified Secure Chip — One of the highest levels of security certification available in a consumer hardware wallet.
  • 100% Open Source Firmware — All code is publicly available for independent security auditing.
  • Anti-Tamper Protection — The device detects physical tampering and protects your private keys.
  • No Private User Data Stored — Your privacy is preserved by design.

Key Features

  • Ultra-Portable Design — Credit card size, only 15.6g, easily fits in any wallet or pocket.
  • Bluetooth Connectivity — Connect wirelessly to your mobile device for on-the-go management.
  • USB-C Interface — Modern, reversible connector for desktop use.
  • Clear Signing Preview — Review transaction details on the device screen before signing.
  • FIDO2 Security Key — Can be used as a hardware security key for online accounts.

Supported Assets

Supports 30,000+ cryptocurrencies across multiple blockchains. Available in Multi-coin and Bitcoin-only editions.

Platform Compatibility

  • Desktop: Windows, Mac, Linux
  • Mobile: iOS and Android (via Bluetooth)
  • Integrates with the OneKey App for seamless asset management

Models Available

  • Classic 1S — Built-in battery, Bluetooth, $99
  • Classic 1S Pure — Battery-free, USB-C only, $79
  • Classic 1S Pure / BTC-Only — Bitcoin-only firmware, battery-free, $79
Highlights

Pros

  • Ultra-portable credit card-sized design weighing only 15.6g — fits easily in any wallet or pocket.
  • 100% open-source firmware with Bluetooth, USB-C, and FIDO2 security key functionality.
  • EAL 6+ certified secure chip with anti-tamper protection for premium hardware security at an affordable price.
  • Supports 30,000+ cryptocurrencies across multiple blockchains with Bitcoin-only edition available.

Cons

  • No touchscreen display — relies on button navigation for transaction verification.
  • Battery life is limited and requires recharging, unlike battery-free card wallets.
  • Small screen makes reading transaction details less comfortable than larger display wallets.