1Inch (https://1inch.io/) is a decentralized exchange aggregator that integrates many other popular DEXes into itself. It was founded in2019 by two developers, Sergej Kunz and Anton Bukov, and aims to provide the lowest swap rates for DeFi users bychanneling their transactions through the most efficient paths using liquidity from multiple DEX providers.1Inch started out as a DEX aggregator for Ethereum-based assets but is now multi-chain. Currently, 1 inch supportsEthereum, BNB Chain, Polygon, Optimism, Arbitrum, zkSync, Base, Gnosis, and Avalanche networks. 1 inch has over 82liquidity sources for Ethereum swaps: 48 for BNB Chain, 32 for Polygon, 6 for Optimism, 13 for Arbitrum, and 9 for Gnosis.and 18 for Avalanche, etc. With such a large pool of liquidity sources, 1Inch users are guaranteed the best swap rates.at all times with extremely low 'no-liquidity' issues.1Inch has the mission of giving users the best swap rates possible. It therefore does not charge any platform fees. Usersonly get to pay the gas fee applicable to the DEX through which their order is filled.From my personal experience, 1inch is very reliable and has a very easy-to-use interface. It has been around for some time.time and has been able to innovate and remain competitive over the years.

Please find below the details for downloading apps.

For Android App: https://play.google.com/store/apps/details?id=io.oneinch.android&pli=1

For the iOS app: https://apps.apple.com/us/app/1inch-defi-wallet/id1546049391