How to use Phos Swap
Open OneKey browser
Open Browser in the OneKey App and search for Phos Swap.
Connect wallet
On the Phos Swap page, choose OneKey and approve the connection.
Select operation
In Phos Swap, choose an action and enter the details.
Confirm and sign
Review the transaction in OneKey, then confirm and sign on your device.
Why use OneKey with Phos Swap for secure transactions
Supported on all platforms
Desktop, mobile, and browser extension — securely connect to Phos Swap from any device.
Multi-chain compatible
Native support for the major public chains where Phos Swap operates (such as Ethereum, Arbitrum, Polygon, BNB Chain, Avalanche, etc.), allowing one wallet to manage assets across multiple chains.
Built-in dApp browser
OneKey’s secure dApp browser gives you one-tap access to Phos Swap, with contract and phishing checks for safer interactions.
Hardware-level security
With a OneKey hardware wallet, keys stay offline and every critical action is confirmed on the device for hardware-level protection.
Why hardware wallets make dApps safer
Private key stored offline
Your private key lives in a secure offline chip and never touches the internet.
Physically confirm every transaction.
See and approve every transaction on your hardware wallet’s screen.
Protect against malware
Even if your phone or computer is infected, the secure chip keeps your assets safe.
Open-source verifiable
OneKey is fully open source, with security proven by the community.
Pair with a OneKey hardware wallet to keep your keys offline and verify every transaction on-device.
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