Coldcard Mk4
Hardware Wallet
Highlights
- Bitcoin-only firmware with dual secure elements for maximum security
- True air-gapped operation via microSD
- Compatible with popular Bitcoin desktop wallets
- Advanced features like duress PIN and multiple seed support
- Power-user focused with steeper learning curve
Our BUY button always links to the official manufacturer's store. To ensure genuine, tamper-free devices, always buy from the official store or an authorized seller.
Frequently Asked Questions about Coldcard Mk4
Is the Coldcard Mk4 secure?
Yes, the Coldcard Mk4 features a secure element chip for enhanced protection. It keeps your private keys offline and never exposes them to your computer or phone.
Does the Coldcard Mk4 support multisig?
Yes, the Coldcard Mk4 fully supports multisig (multi-signature) setups, allowing you to create wallets that require multiple keys to authorize transactions for enhanced security.
How much does the Coldcard Mk4 cost?
The Coldcard Mk4 is priced at $130.00. We recommend purchasing directly from Coinkite's official website to ensure you receive an authentic, tamper-free device.
What cryptocurrencies does the Coldcard Mk4 support?
The Coldcard Mk4 is a Bitcoin-only wallet, designed specifically for Bitcoin users who prioritize simplicity and security over altcoin support.