Your keys.
Your coins.
Your edge.
Self-custodial cryptocurrency wallet with Lightning Network, multi-chain support, and AI-powered market intelligence. We never see your seed phrase. We never hold your funds.
Everything you need. Nothing you don't.
Built for serious crypto users who demand security, speed, and control.
True Self-Custody
Your private keys never leave your device. Not your keys, not your crypto.
Lightning Fast
Native Lightning Network support via Breez SDK. Instant Bitcoin payments, minimal fees.
Multi-Chain
Bitcoin, Ethereum, Solana, and 10+ chains. All your assets in one place.
AI Market Intelligence
Real-time analysis powered by multiple AI providers. Understand why markets move.
Hardware Wallet Ready
Connect your Ledger or Trezor. Sign transactions on your hardware device.
Global Fiat On-Ramp
Buy crypto with 45+ currencies via Alchemy Pay. Bank transfer or card.
All your chains. One wallet.
Support for major blockchains and tokens, with more being added regularly.
+ Lightning Network, ERC-20 tokens, and more
Fiat on-ramp · Powered by
Buy crypto with card, bank, or local payment
Quantum Crypto App's fiat-to-crypto on-ramp is processed by Alchemy Pay AG — a regulated payment institution serving 173+ countries with cards, Apple Pay, Google Pay, bank transfers, and local payment methods worldwide. Buy crypto straight into your self-custodial wallet.
- Regulated payment institution. Alchemy Pay AG holds the payment licenses and processes every transaction directly.
- Global reach. 173+ countries · cards · bank transfer · Apple Pay · Google Pay · local payment rails.
- Straight to self-custody. Crypto lands in the wallet on your device — we never touch your keys, your funds, or your payment details.
Quantum Encoding Europe Limited is Alchemy Pay AG's onboarded commission partner for the on-ramp service offered through Quantum Crypto App. Quantum Encoding Europe Limited is not the merchant and does not handle fiat funds — see Terms §4 and Privacy §1 for the full structure.
Security is not a feature.
It's the foundation.
We never see your seed phrase. We never hold your funds. Your wallet is secured with military-grade encryption and protected by multiple layers of authentication.
Powered by industry leaders
Integrated with the best infrastructure and liquidity providers.
Infrastructure
Fiat & Trading
Ready to take control?
Join the waitlist and be the first to experience true self-custody with Quantum Crypto App.