Black Onyx App

Empowering your digital future, one tap at a time.

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Experience the Future of Digital Asset Control

Manage, protect, and grow your crypto with the premium Black Onyx App — intuitive, secure, and built for mobility.

Black Onyx Cryptocurrency Card
Black Onyx Cryptocurrency Card
Download Coming Soon

What Makes the App Different

Smart, Secure & Seamless
The Black Onyx App is being developed with user-first features like:

  • Transaction previews with real-time verification

  • Secure offline key storage and recovery

  • Seamless integration with the Black Onyx Crypto Card

Connected Ecosystem

One App, Endless Utility
Whether you're sending payments, reviewing balances, or managing multi-chain wallets, do it all with the Black Onyx App. Connect with our physical crypto card, NFT support, and future token features.

Security You Can Trust

Private by Design. Protected by Blockchain.
We’re building the Black Onyx App to prioritize your digital safety — multi-layered encryption, offline recovery, and tamper-resistant architecture come standard.

Coming Soon

Currently in Development
We're shaping a premium mobile crypto experience —
Designed for real-world use, powered by innovation.

  • 🔐 Biometric login with multi-layered encryption

  • 📊 Real-time insights for market performance and portfolio overview

  • 📱 Tap-to-transact integration with the Black Onyx Cryptocurrency Card

  • 🧩 Multi-chain wallet support and NFT visibility

  • 🛡️ Secure backup & recovery via offline storage and key protection

Core Features Snapshot

The Black Onyx App is designed to deliver trusted utility
and a premium user experience through:

Premium Crypto Experience

Manage digital assets securely with our elegant app, designed for performance and user confidence.

Secure Asset Management

Biometric login and encrypted backup features ensure your digital assets are always safe and accessible.

A golden Bitcoin coin is secured with a strong black padlock placed on top of a laptop keyboard with Russian layout. The image symbolizes security and protection in the context of digital currency.
A golden Bitcoin coin is secured with a strong black padlock placed on top of a laptop keyboard with Russian layout. The image symbolizes security and protection in the context of digital currency.
Real-Time Insights

Stay ahead in digital finance with seamless web3 integration and real-time insights at your fingertips.

Empower Your Control

Take charge of your cryptocurrency journey with our intuitive app, designed for global accessibility.
A hand holds a smartphone displaying a cryptocurrency portfolio with various assets including Decentraland, Ethereum, Bitcoin, Algorand, and Polygon. The balance for each asset is shown alongside icons representing each cryptocurrency.
A hand holds a smartphone displaying a cryptocurrency portfolio with various assets including Decentraland, Ethereum, Bitcoin, Algorand, and Polygon. The balance for each asset is shown alongside icons representing each cryptocurrency.
A collection of physical cryptocurrency coins scattered around a Ledger hardware wallet. The coins feature Bitcoin and Ethereum symbols, and the wallet displays a prompt to choose a PIN. The contrast between the shiny gold and silver coins and the black background creates a striking visual effect.
A collection of physical cryptocurrency coins scattered around a Ledger hardware wallet. The coins feature Bitcoin and Ethereum symbols, and the wallet displays a prompt to choose a PIN. The contrast between the shiny gold and silver coins and the black background creates a striking visual effect.
woman wearing yellow long-sleeved dress under white clouds and blue sky during daytime

The Black Onyx app is secure, elegant, and makes managing my cryptocurrency effortless and enjoyable.

John Holms

A computer screen displaying a digital wallet interface. Various cryptocurrencies like Bitcoin, Ethereum, and USD are listed with their respective balances. Options for depositing and withdrawing are available. A QR code is present next to a wallet address with a 'COPY' button.
A computer screen displaying a digital wallet interface. Various cryptocurrencies like Bitcoin, Ethereum, and USD are listed with their respective balances. Options for depositing and withdrawing are available. A QR code is present next to a wallet address with a 'COPY' button.

With real-time insights and seamless integration, Black Onyx truly empowers my digital finance experience.

Julie Weedseed

A digital wallet is open, displaying several cryptocurrency symbols inside. The background is a dark, matte surface. The symbols include Bitcoin and others, represented in bright colors against the muted background.
A digital wallet is open, displaying several cryptocurrency symbols inside. The background is a dark, matte surface. The symbols include Bitcoin and others, represented in bright colors against the muted background.
★★★★★
★★★★★
gray computer monitor

Contact Us

Reach out for support in managing your digital assets securely.

® Black Onyx is a wholly-owned subsidiary of Bravell Holding Company.
All logos and registered trademarks are the property of their respective owners.
© 2025. All content and intellectual property are protected under copyright law.

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