TapSigner

TapSigner

Phone Number & Contact Info

No official phone numbers are published by TapSigner. All communications are through email and social channels.

About & TapSigner

TapSigner is a Bitcoin smart card wallet developed by Coinkite, headquartered in Toronto, Canada (CA). Unlike traditional hardware wallets, TapSigner is a credit card–sized NFC device that securely stores private keys and enables transaction signing via tap-to-sign functionality with mobile wallets. Designed for convenience, portability, and low cost, it is particularly well-suited for users who want enhanced security without carrying bulky devices.


Key Features

  • NFC Tap-to-Sign: Works by tapping the card to a smartphone (no cables needed).

  • Compact & Portable: Credit-card-sized, fits in any wallet for easy carrying.

  • Secure Element: Stores private keys inside tamper-resistant hardware.

  • PSBT Support: Compatible with Partially Signed Bitcoin Transactions.

  • Mobile Wallet Integration: Works seamlessly with apps like Nunchuk.

  • Low-Cost Cold Storage: Affordable option for everyday Bitcoin users.

  • Bitcoin-Only: Focused exclusively on BTC security.

  • Backup Options: Designed to pair with secure seed backup tools like Coldcard + Billfodl.

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