TAPSIGNER®
1-year warranty
Genuine product from the manufacturer
Free express delivery on all orders. Cut-off time is noon.
If defective within 7 days, we will replace it immediately.
TAPSIGNER® — Portable Bitcoin Hardware Wallet in Card Form
TAPSIGNER is an NFC-enabled Bitcoin private key card developed by Coinkite. Designed for ease of use, portability, and high security, users can tap the card on their mobile phone to instantly sign transactions, with the private key never leaving the card, even on untrusted devices.
It supports compatible wallet apps like Nunchuk (Android, iOS, Desktop) and Sparrow (Desktop) and can be used for both single-signature and multisig transactions.
Key Features:
- Sign Transactions via NFC (ISO/IEC 7816-4 and 14443-A standards)
- AES-encrypted private key backup with a recovery code printed on the back of the card
- Secure against eavesdropping or malware, as the private key never leaves the card
- Compatible with multisig, PSBT, message signing, and Lightning Network
- Comes with an RF-blocking sleeve to prevent unauthorized access
TAPSIGNER is a hardware wallet-grade security device in a thin, portable card form, suitable for users of all levels.
TAPSIGNER® — Bitcoin in Your Pocket
TAPSIGNER is a next-generation NFC-enabled Bitcoin private key card by Coinkite. Designed for mobility, simplicity, and security, it acts as a secure signer that never exposes your private key. Just tap the card on your phone to authorize transactions using compatible wallets like Nunchuk (Android, iOS, Desktop) or Sparrow (Desktop).
Unlike traditional hardware wallets, TAPSIGNER is compact, cost-effective, and easy to use—making it ideal for both new users and advanced multi-signature setups. The private key is generated securely within the card and cannot be extracted, even on untrusted devices. Backup is encrypted and tied to a unique AES key printed on the card.
Key Features:
- Tap-to-sign via NFC (ISO/IEC 7816-4 / 14443-A)
- Works with Nunchuk, Sparrow, and open protocols
- AES-encrypted XPRV backup with printed recovery key
- Ideal for co-signing, Lightning Network, PSBTs, and message signing
- RF-blocking sleeve included to prevent unauthorized access
- Supports multisig and open-source tools (e.g., cktap CLI)
TAPSIGNER offers hardware wallet-grade security in the form of a standard-sized NFC card—perfect for carrying in your wallet while keeping your Bitcoin keys safe and separate.
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TAPSIGNER®