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Copay is a secure bitcoin wallet platform for both desktop and mobile devices. Copay uses Bitcore Wallet Service (BWS) for peer synchronization and network interfacing.

Binary versions of Copay are available for download at Copay.io. Copay Binaries are signed with the key email – See the section How to Verify Copay Signatures for details.

This project was created by BitPay Inc, and it is maintained by BitPay and hundreds of contributors. There is a BitPay branded version of Copay at mobile phone stores, BitPay Wallet, which features integration with the BitPay Visa Debit Card, as its main difference.

For a list of frequently asked questions please visit the Copay FAQ.

Main Features
Bitcoin and Bitcoin Cash coin support
Multiple wallet creation and management in-app
Intuitive, multisignature security for personal or shared wallets
Easy spending proposal flow for shared wallets and group payments
BIP32 Hierarchical deterministic (HD) address generation and wallet backups
Device-based security: all private keys are stored locally, not in the cloud
Support for Bitcoin testnet wallets
Synchronous access across all major mobile and desktop platforms
Payment protocol (BIP70-BIP73) support: easily-identifiable payment requests and verifiable, secure bitcoin payments
Support for over 150 currency pricing options and unit denomination in BTC or bits
Mnemonic (BIP39) support for wallet backups
Paper wallet sweep support (BIP38)
Email notifications for payments and transfers
Push notifications (only available for ios and android versions)
Customizable wallet naming and background colors
Multiple languages supported
Available for iOS, Android, Windows Phone, Chrome App, Linux, Windows and OS X devices