The ETH swap app is an online Ethereum-based crypto exchange which allows users to easily trade tokens directly with each other without having to trust third parties. To use the ETH swap app, you must connect the crypto wallet in the network. Then, you can choose tokens and put the amount to swap, and finally click the “Swap” button and confirm the transaction in your wallet. You can also set various parameters such as gas fees, order size and so on. Finally, users can track the status of their trades and manage them at any time within the app.