# Echooo : Crypto AA Wallet&DeFi — Most Secure &Fast Web3 Gateway > Decentralized crypto wallet with AI, multi-chain support, and advanced security features. (iPhone/iPad app by Echooo Labs Pte Ltd.) - Source: https://appshunter.io/ios/app/echooo-crypto-aa-wallet-and-defi/id6446883725 (this page in markdown: same URL + `.md`) - Developer: [Echooo Labs Pte Ltd](https://appshunter.io/developer/1679507948) - Category: Utilities - Price: Free - Rating: 4.80/5 from 43 App Store ratings · 42 written reviews indexed - Age rating: 4+ - Requires: iOS 14.0 · 241 MB - Languages: American English, Chinese (Traditional, Taiwan) - Released: 2023-04-22 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/echooo-crypto-aa-wallet-and-defi/id6446883725/reviews.md ## What is Echooo? Echooo is a decentralized, self-custodial multi-party computation and smart contract wallet application that supports multi-signature and social recovery. Utilizing Echooo's unique AI-driven technology architecture combined with layer2 networks, it significantly reduces transaction costs while ensuring security. Moreover, Echooo adopts the ERC-4337 standard, continually optimizing account abstraction to provide a better experience for more users, facilitating a seamless transition from Web2 to Web3. Hybrid Wallet (EOA + AA Vault): An EOA wallet protected with MPC, suitable for high-frequency trading. An AA smart contract account vault, enabling secure transactions through multi-signature and social recovery, supporting ERC-4337. Security: Echooo does not require mnemonic phrases, ensuring security through algorithmic encryption and cloud storage technology. A multi-layer security infrastructure, integrating MPC, TEE (Trusted Execution Environment), and multi-signature infrastructure, ensures impenetrable asset safety. An account recovery mechanism eliminates single points of failure. Multi-Chain Support: Echooo currently supports major public chains and their complete asset portfolios, including Bitcoin, Ethereum, zkSync Era, Polygon, Arbitrum, Optimism, BNB Chain, Tron, Meter, Scroll, and more, offering one-stop full-chain asset management. Echooo natively integrates a cross-chain bridge, enabling users to freely transfer assets across chains with one click. Embedded AI Engine: A unique AI-driven technology architecture: Combining layer2 networks to significantly reduce transaction costs for the Echooo wallet. Real-time risk detection: Immediate notification to users upon risk detection. Smart trade router: Sourcing liquidity from various DEXes and splitting a single transaction across multiple DEXes to ensure the best exchange rates. Convenience: Supports multiple currencies for paying Gas fees, such as Tether (USDT), USD Coin (USDC), and DAI. Provides timely insights into the latest market trends, including price movements of major digital currencies, top tokens, and trending assets. ## Key features - Decentralized & Self-Custodial - AI-Driven Security & Cost Reduction - Multi-Chain Asset Management - Social Recovery & Multi-Signature - Web2 to Web3 Transition - Cross-Chain Bridge Integration - Real-time Risk Detection ## Recent user reviews (10 of 42) All indexed reviews: https://appshunter.io/ios/app/echooo-crypto-aa-wallet-and-defi/id6446883725/reviews.md ### 5/5 — good *2025-11-17, version 2.0.2* Useful software ### 5/5 — Echooo next era of AA *2025-01-18* Echooo wallet is secure, fast, and low cost, it also combines financial / wealth management strategies and recommend, achieving one steps of highest yielding returns ### 5/5 — So Dope and secured *2025-01-03, version 1.14.2* Best walllet so far and it’s has mining features ### 5/5 — Easy *2024-12-28, version 1.14.2* Pretty decent app ### 5/5 — echooo *2024-12-04* 确实很好用，安全，比小狐狸好用太多了还能理财 ### 5/5 — echooo *2024-10-25* 确实很好用，安全，比小狐狸好用太多了还能理财 ### 5/5 — Amazing App (so far) *2024-10-02, version 1.13.2* I've just started using this wallet and I like the ease-of-use I like the format I like the presentation of the app and ease-of-use as well with the navigation. ### 5/5 — Fun *2024-09-27* Pretty good app ### 1/5 — Spyware *2024-08-07, version 1.13.2* It’s the CCP again… 🥱 ### 5/5 — AA wallet *2024-07-24, version 1.13.0* Don’t sleep on echooo wallet! Most secure out of them all! ## Frequently asked questions about Echooo ### What is Echooo and what does it do? Echooo is a decentralized, self-custodial crypto wallet application. It leverages multi-party computation and smart contract technology, supporting features like multi-signature and social recovery. The app aims to provide a secure and cost-effective gateway to Web3, reducing transaction fees through AI and Layer 2 networks. ### What are the key security features of Echooo? Echooo prioritizes security by not requiring mnemonic phrases, instead using algorithmic encryption and cloud storage. It employs a multi-layer security infrastructure including MPC, TEE, and multi-signature capabilities. An account recovery mechanism is also in place to prevent single points of failure. ### How does Echooo help reduce transaction costs? The app utilizes a unique AI-driven technology architecture combined with Layer 2 networks to significantly lower transaction costs. Its embedded AI engine also includes a smart trade router that sources liquidity from various DEXes and splits transactions to ensure optimal exchange rates. ### What blockchains and assets does Echooo support? Echooo currently supports a wide range of major public chains and their complete asset portfolios. This includes Bitcoin, Ethereum, zkSync Era, Polygon, Arbitrum, Optimism, BNB Chain, Tron, Meter, Scroll, and more, offering comprehensive full-chain asset management. ### Is Echooo free to use? Based on the provided information, Echooo is a free application. It does not have in-app purchases or advertisements, indicating a free monetization model for users. ## Version history (last 5 releases) ### 2.0.2 — 2025-10-16 Fix some known issues. ### 2.0.1 — 2025-09-19 Fix some known issues. ### 2.0.0 — 2025-09-08 Fix some known issues. ### 1.17.0 — 2025-03-17 1.Added support for TON blockchain 2.UI enhancements. ### 1.16.0 — 2025-02-13 1. EIP 6963 Support: Enhanced compatibility with DApps, allowing for a smoother and more seamless connection experience. 2. UI Enhancements: Improved user interface and interactions for a more intuitive and polished experience. ## Apps similar to Echooo | App | Rating | Price | Category | | --- | --- | --- | --- | | [Fuelet - Fuel Wallet](https://appshunter.io/ios/app/fuelet-fuel-wallet/id1668917216) | 5.0 (3) | Free | Utilities | | [Pali Wallet - DEX, NFT & DeFi](https://appshunter.io/ios/app/pali-wallet-dex-nft-and-defi/id6447639615) | 4.5 (8) | Free | Utilities | | [Pockie Wallet - Crypto Wallet](https://appshunter.io/ios/app/pockie-wallet-crypto-wallet/id6448715234) | 4.8 (10) | Free | Utilities | | [HashKey Me - Simple & Secure](https://appshunter.io/ios/app/hashkey-me-simple-and-secure/id1547228803) | 4.6 (9) | Free | Utilities | | [4ME SuperApp](https://appshunter.io/ios/app/4me-superapp/id6444855984) | 5.0 (1) | Free | Utilities | | [OneArt: Web3 Wallet & Browser](https://appshunter.io/ios/app/oneart-web3-wallet-and-browser/id1600729515) | 4.0 (6) | Free | Utilities | --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*