Audience
Crypto users in need of a solution to hold their Bitcoin private key and manage all their transactions
About TAPSIGNER
It's a wireless NFC smart card that holds your Bitcoin private key (XPRV) and will sign transactions with a simple tap on your phone. Verifiable entropy, meaning you know 100% that no one but the TAPSIGNER itself has the private key that controls the Bitcoin. Can be easily and securely backed up into a file. A simple Bitcoin wallet in your pocket. Think of it as a Bitcoin private key on a card! You can sign mobile wallet transactions by tapping the card on your phone. Your mobile wallet provides most of the wallet logic and TAPSIGNER holds the secrets. It's essentially a hardware wallet you can slip inside your regular wallet. TAPSIGNER's lower cost makes hardware wallet features and security available to a wider market around the world. TAPSIGNER is a great way to keep your keys separate from your wallet(s). The card form factor makes it easy to carry and easy to conceal. Partially signed Bitcoin transactions (PSBTs) via HWI.
Other Popular Alternatives & Related Software
COLDCARD
Physical Security. Your seed words are stored in a specialized chip, designed to securely store secrets. All code is open source, and you can compile it yourself. Only hardware wallet with option to never be connected to a computer, for full operation: from seed generation, to transaction signing. Uses PSBT (BIP174) natively! Full-sized numeric keypad makes entering PIN easy and quick. Simple packaging, plain design, no fancy boxes, no redundant cables. Bright, 128x64 pixel OLED screen. Shows all the critical details of your transactions. Real crypto security chip. Your private key is stored in a dedicated security chip, not the main micro's flash. Lovingly soldered in Toronto, Canada. Secure supply chain verified with: tamper-evident numbered bag, with bag number recorded into device. MicroSD card slot for backup and data storage. This allows truly offline signing, by transferring the unsigned/signed transactions on sneakernet.
Learn more
NGRAVE
Fully offline hardware wallet, your private keys are never exposed to any online device. Built in partnership with world leaders in nano-technology & hardware security. The most advanced wallet generation process in the world. NGRAVE provides a mobile app to directly sync all the generated accounts from the ZERO. That way, the user can easily consult his real-time balances or ask to receive a transaction. Communication between the ZERO and the app occurs through QR-codes. This way, the app never has access to the secret keys on the ZERO. Hence, the secret keys are never exposed to any online attack vector. Not even when signing transactions. Create a computationally unique, unbreakable, & unpredictable secret key with a strong True Random Number Generation (TRNG) process. NGRAVE takes into account & radically improves every single step of the user journey. The coldest wallet generation & management.
Learn more
Bither
With Bither wallet running on cold or hot mode, you can use Bitcoin as simple as cash or credit card. Bither Cold Wallet features are cold wallet running on offline mode (Backup phone), private keys are protected by digital password, realtime monitoring the network status (Wifi, 3G, BlueTooth), security check for private keys, sign the hot wallet's unsigned transactions, automatically backup and recovery. Bither Hot Wallet features are hot wallet running on online mode (Daily phone), you can easily monitor your Bitcoin savings with Watch Only mode, you can prepare unsigned transaction for watch only address, hot wallet also supports private keys, you can save some pocket money in this kind of addresses, decentralized and P2P (peer to peer) Bitcoin wallet, no registration or login needed, realtime price of major bitcoin exchanges and system notification for new transactions.
Learn more
Tangem
Tangem is redefining the wallet experience by delivering top-level security, simplicity and accessibility. Enjoy complete autonomy and independence while managing your assets with a single tap. Tangem Wallet breaks down barriers for crypto newcomers and enhances the custodial experience for advanced users. During the activation process, the card’s embedded chip generates a random private key, ensuring that the wallet cannot be compromised. A Tangem Wallet set can contain up to three Tangem cards. You get three equal cards to one wallet, just like having three identical keys to your room door. The chip in the card generates a random private key that never gets exposed. The cards establish a secure connection with each other and transfer your encrypted private keys.
Learn more
Pricing
Starting Price:
$6.99 one-time payment
Integrations
Company Information
Coinkite
Founded: 2012
Canada
tapsigner.com/start
Videos and Screen Captures
Other Useful Business Software
MongoDB Atlas runs apps anywhere
MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
Product Details
Platforms Supported
Cloud
Training
Documentation
Videos
Support
Online