Coinkite has unveiled the Coldcard MK5, its first major hardware revision to the Bitcoin-only wallet line since the MK4 debuted in 2022. The device introduces five significant user experience improvements while maintaining the security features that have made Coldcard a trusted name in self-custody.
The most noticeable change is the 1.54-inch display, now protected by Gorilla Glass for enhanced durability and readability. The MK5 also features redesigned buttons that sit nearly flush with the chassis, providing clear tactile feedback — a departure from the recessed buttons of the previous model that required awkward finger positioning.
NFC capability has been upgraded to ensure smoother wireless signing workflows, a feature first introduced in the Coldcard Q. The wallet retains its dual secure element architecture, pairing chips from two different manufacturers alongside a microcontroller, keeping private keys fully air-gapped. The transparent case allows users to visually inspect the device for any hardware tampering, a physical security advantage Coinkite emphasizes.
According to NVK, co-founder of Coinkite, the MK5 is a reimagining of the user experience — more durable, visible, and intuitive — while preserving the rock-solid security the community relies on. All five upgrades focus on usability rather than altering the security core. The device continues to run open-source firmware audited by the Bitcoin community and remains exclusively for Bitcoin, consistent with Coinkite’s philosophy.
The hardware wallet market has grown more competitive, with competitors like Trezor releasing the Safe 7 and others adding touchscreens and wireless features. Coinkite’s deliberate choice to avoid touchscreens and prioritize physical button feedback reflects a design philosophy that values tactile clarity over interface modernity.
The Coldcard MK5 is available through Coinkite’s official store in multiple colors, including orange and a glow-in-the-dark variant. Pricing positions it as a premium option for Bitcoin holders who prioritize air-gapped security.