Copay is an easy-to-use, open-source, multiplatform, multisignature, secure bitcoin wallet platform for both individuals and companies.
* 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
* 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 verifiably secure bitcoin payments
* Support for 150+ currency pricing options and unit denomination in BTC or bits
* Email notifications for payments and transfers
* Customizable wallet naming and background colors
* Multiple languages supported
* Available for iOS, Android, Windows Phone, Chrome App, Linux, Windows and OSX.