Swap Cross-Chain Assets from Other EVM Chains to Polygon

In this tutorial, we will guide you through the process of taking a cross-chain swap from Ethereum to Polygon.

Visit O3 Swap ‘Swap’ page

O3 Swap is a cross-chain DEX built on the top EVM-compatible blockchains, which enables one-click cross-chain swap of native assets. Now O3 Swap supports 14 EVM chains, including Ethereum, BNB Chain, Polygon, Arbitrum, Gnosis, Fantom, Avalanche, Optimism, Cube, Metis, Celo, KCC, Astar, and Bitgert.

Click here to start your journey!

Connect Wallet​

Click the “Connect Wallet” button.

Before exploring the wonderful features offered by O3 Swap, you will need to connect your wallet first. O3 Labs currently supports Metamask, WalletConnect, BitKeep, CoinbaseWallet, ONTO Wallet and CloverWallet on desktop browsers, with more types of wallets supported on mobile.

Swap Tokens

Click on the Token Logo or the down arrow to select the ETH chain and the token that you want to swap from, then put the number of tokens to transfer in the input box on the right side. Then select the Polygon chain and token that you want to swap to.

For your convenience, you can click on the little star ⭐️ on the top right corner of the Polygon for it to be pinned!

Swap

Click the “Swap” button. Then click the “Confirm” button in the pop-up window of your wallet extension or app to submit the transaction.

If it is the first time that your wallet or token you selected is used to swap, you will need to click on the “Approve” button on the pop-up window. Then click “Confirm” again. The final step is to click confirm on the pop-up window of your wallet extension or app and then you will receive your $MATIC in a moment.

⛽️ Gas Station

If you don’t have any gas token on Polygon, you can use our Gas Station feature on O3 Swap.

Click “Gas Station” in the upper right corner on o3swap.com. Then click here to follow the guide to get gas.