Safe & secure O3 wallet

Take control of your O3 assets with complete confidence in the Trezor ecosystem.

  • Secured by your hardware wallet
  • Use with compatible hot wallets
  • Trusted by over 2 million customers
Screenshot of O3 wallet interface in Trezor Suite - showing full integration and support

Send & receive your O3 with the Trezor Suite app

Send & receive

Send & receive

Easily move your O3 from any wallet or exchange to your Trezor hardware wallet.

Trezor hardware wallets that support O3

Sync your Trezor with wallet apps

Manage your O3 with your Trezor hardware wallet synced with several wallet apps.

  • Trezor Suite
  • MetaMask
  • Rabby

Supported O3 Network

  • Arbitrum One

Why a hardware wallet?

Go offline with Trezor

  • You own 100% of your coins
  • Your wallet is 100% safe offline
  • Your data is 100% anonymous
  • Your coins aren’t tied to any company

Online exchanges

  • If an exchange fails, you lose your coins
  • Exchanges are targets for hackers
  • Your personal data may be exposed
  • You don’t truly own your coins

How to O3 on Trezor

1

Connect your Trezor

Connect your Trezor hardware wallet to your computer or mobile device and follow the setup steps.
2

Open a third-party wallet app

Go to trezor.io/coins to find a compatible wallet app for your coin or token. Download, open, and follow the steps to connect your Trezor.
3

Manage your assets

After pairing your Trezor with the wallet app, manage your crypto securely. Your Trezor is used to confirm every important transaction.
4

Make the most of your O3

Sit back and relax—your assets are safe & secure. Your Trezor hardware wallet offers unparalleled protection for your crypto.

Trezor keeps your O3 secure

O3 Layer is a modular Layer 3 blockchain built on Bitcoin, designed to improve scalability, efficiency, and interoperability. By combining Arbitrum Orbit for execution, Avail for data availability, and Layeredge for verification, it enables fast, secure, and cost-effective transactions. With zk-proof technology and support for Real-World Assets (RWA) and dApps, O3 Layer unlocks Bitcoin's potential beyond digital gold, proving transactions on Bitcoin Layer 1. Focused on decentralization, it prioritizes community-driven development, offering a robust, scalable solution for the blockchain ecosystem.

Communities

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Explore all supported assets