Coldcard
Hardware Wallet
The air-gapped signer for Bitcoin maximalists
About Coldcard
It supports Bitcoin. Available on Windows, macOS, Linux. The wallet is open-source and community-auditable.
Supported blockchains
Bitcoin
Supported platforms
WindowsmacOSLinux
Highlights
Security & transparency
WalletHub is an information directory. We only provide official download links and host no installers. Always download from the official site and never share your recovery phrase.