Coinkite Inc.

Coinkite is a leader in Bitcoin security and hardware, established in 2012. Maker of COLDCARD, OPENDIME, BLOCKCLOCK, SATSCARD, TAPSIGNER, SATSCHIP and more. Based in Canada.

Products

  • COLDCARD: Bitcoin-only hardware wallet with dual secure elements, air-gapped operation, and open-source firmware
  • OPENDIME: Physical Bitcoin bearer instrument on a USB stick
  • TAPSIGNER: NFC card-based Bitcoin signing device
  • SATSCARD: Reusable NFC card for gifting and receiving Bitcoin
  • SATSCHIP: Embeddable NFC chip for Bitcoin authentication and art
  • BLOCKCLOCK: Bitcoin data display device
  • SEEDPLATE: Steel backup plate for seed phrases

Company