Blink (Bitcoin Wallet) vs Cadena Bitcoin

Blink 3.0 — now with non-custodial accounts. Hold your own keys with the same simple experience Blink is known for. Blink is the Bitcoin wallet trusted across the Bitcoin ecosystem for ease of use, accessibility, and exceptional payment reliability. With version 3.0, you can now create a non-custodial account — your Bitcoin, secured by your own recovery phrase, with no one else able to touch your funds. Not even us. Non-Custodial / Self-Custody: - Your keys, your Bitcoin. Secured by a 12-word recovery phrase that only you hold. - Built on the Spark protocol with a unilateral exit path to the Bitcoin main chain. - Portable — access your funds in any Spark-compatible wallet with your recovery phrase. - iCloud backup so self-custody fits your life. - Non-custodial Dollar Balance — hold USD-equivalent value alongside your Bitcoin, all under your control. The Same Blink Experience: - Instant Bitcoin payments over Lightning or on-chain, powered by highly reliable infrastructure. - Keep your existing username@blink.sv Lightning address — nothing changes for the people paying you. - Low fees, with zero fees for Blink-to-Blink transfers. - Receive Bitcoin via QR codes, NFC, LNURL, Lightning addresses, and vouchers (Azteco, Lightsats). - Available in 20+ languages worldwide. Choose What Works for You: - Create a non-custodial account for full self-custody, or keep using your existing custodial account — it's your choice. - Switch between accounts seamlessly within the app. - Migration path from custodial to non-custodial coming soon. For Merchants & Developers: - Web-based Point of Sale system to accept Bitcoin payments. - Blink Dashboard & API for integrations with BTCPay Server, LNBits, Alby, WooCommerce, and more. - Local Bitcoin merchant map to discover businesses accepting Lightning payments nearby. Built for Trust: - Open source (FOSS). Verify the code yourself. - Battle-tested Lightning infrastructure with exceptionally high payment success rates. - Built-in Bitcoin education tools for new users. Download Blink and take full control of your Bitcoin — with the simplest wallet experience in the ecosystem.

Cadena: Secure Bitcoin Transaction Signer. Empower your Bitcoin journey with Cadena, a non-custodial signer app from Cadena Bitcoin S.A. de C.V.—a registered Bitcoin Service Provider (BSP) in El Salvador (Central Bank Registry #689a87a19c3ab49e3173656c). Designed for global users, Cadena lets you sign Bitcoin transactions effortlessly using advanced adaptor signatures, keeping you in full control of your private keys. Key Features: How It Works: Cadena promotes Bitcoin adoption responsibly. We're not an exchange: All activity is decentralized, peer-to-peer, and denominated in BTC. Download now and sign the future of finance. Questions? Visit cadenabitcoin.com or review our BSP certificate at https://registrobitcoin.bcr.gob.sv/web/proveedores-registrados. Note: Bitcoin involves risks; use at your discretion. Not financial advice. Non-Custodial Signing: Generate and sign Bitcoin transactions directly on the blockchain—no fiat ramps, exchanges, or third-party custody. Your funds stay secure in your wallet. Adaptor Signature Technology: Enable complex, conditional transactions (e.g., for peer-to-peer agreements) with precision and privacy. Global Accessibility: Available worldwide (subject to local laws), supporting financial inclusion without borders. U.S. users: Fully compliant for Bitcoin activities, report gains to IRS as required. Seamless Integration: Pairs with cadenabitcoin.com for optional marketplace discovery—sign funding and settlement transactions for time-locked Bitcoin agreements (e.g., interest-based swaps settled in BTC only). Privacy & Compliance First: Built with AML/KYC-ready policies; no new tokens, mining, or ICOs. Transactions are purely on-chain Bitcoin. Connect your Bitcoin wallet. Use the app to provide signatures for backend-constructed transactions. Broadcast to the blockchain—done!