Echooo WalletBTC ETH is a self-custodial wallet app developed by Echooo Labs Pte Ltd for Android devices. This decentralized wallet app supports multi-signature and social recovery. It ensures the safety of the user's assets by using a multi-layer security infrastructure combined with MPC, TEE, and multi-signature infrastructure. Echooo WalletBTC ETH is seed phrase-free, and the security is ensured by algorithm encryption and cloud storage technology.

The app offers hybrid wallets, including an EOA wallet for high-frequency trading with MPC protection and a Smart Contract Account Vault for low-frequency trading with multi-signature and social recovery. Echooo WalletBTC ETH supports all EVM-compatible chains and will support non-EVM chains in the future. It's embedded with a smart AI engine that significantly reduces transaction costs through Echooo's unique AI-driven technology architecture, combined with the zkSync layer2 network.

Moreover, Echooo WalletBTC ETH provides a user-friendly interface that supports payment of gas fees in multiple currencies. It uses the ERC-4337 standard for continuous optimization of account abstraction and provides optimal exchange ways, especially for leading providers and local providers. With Echooo WalletBTC ETH, users can enjoy a seamless transition from Web2 to Web3 for more users.