Your crypto. Your keys.
Your wallet.
The QNTMEX Wallet puts you in full control — self-custody across ETH, BTC, SOL, TRX and BNB. No account, no middleman, no compromise.
QNTMEX Wallet
A fully non-custodial multi-chain wallet. Hold, send, receive and swap across Ethereum, Bitcoin, Tron, Solana, and BNB Smart Chain. Your keys stay on your device — private, and always in your control.
Explore Wallet → Web3Web3 & Blockchain Development
Digital asset tokenisation, smart contract development, and Web3 infrastructure builds for creators and businesses.
Explore Web3 →Crypto Exchange
Buy, sell, and swap digital assets with fiat on-ramps and ERC-20 token support — launching soon in partnership with Quantum EX S.R.O.
Launching Soon →What QNTMEX offers
From Web3 wallet infrastructure to blockchain development and digital asset services — three pillars, one Web3 platform.
Self-Custody Wallet
Self-custody multi-chain wallet app. Private keys stay on-device. No account required, zero hidden fees. ETH, BTC, TRX, SOL, BSC — 5 chains, one wallet.
Built-In Token Swaps
On-chain DEX swaps inside the app, plus username-based transfers across all 5 chains. Full fee breakdown before every confirmation — no surprises.
Digital Asset Tokenisation
Mint digital tokens representing assets, files, or ownership interests — with metadata linking each token to its underlying documentation.
Blockchain Development
Custom smart contract development, on-chain integrations, and Web3 infrastructure builds. From token deployments to full dApp architecture — we build it.
Compliant & Transparent
QNTMEX LTD is a UK registered company. Our non-custodial architecture means you always control your own keys and assets.
Crypto Exchange
Spot trading, fiat on-ramps, and institutional-grade liquidity — launching soon in partnership with Quantum EX S.R.O.
One company. Three pillars of digital infrastructure.
Explore our wallet app, Web3 and IP services, or speak to us about consultancy. Everything you need to operate in the digital asset space.