Particl Copay Wallet is a mobile wallet developed by Particl Foundation for Android devices. This free app supports multiple wallet creation and management within the app, as well as intuitive, multisignature security for personal or shared wallets. Users can easily propose and process payments with the payment proposal flow for shared wallets and group payments. The app also supports BIP32 Hierarchical deterministic (HD) address generation and wallet backups for added security.

One of the most significant features of Particl Copay Wallet is that it supports synchronous access across all major mobile and desktop platforms, making it a convenient and accessible option for users. The app also supports payment protocol (BIP70-BIP73) for easily identifiable payment requests and verifiable, secure bitcoin payments. Additionally, users can back up their wallets with mnemonic (BIP39) support and sweep paper wallets (BIP38) for added convenience.

Overall, Particl Copay Wallet is a reliable and secure option for users looking for a mobile wallet that supports multiple currencies, HD wallet backups, and multisignature security. Although the app currently does not support hardware wallets, the developers have announced plans to integrate Trezor and Ledger in the future.