The QNTMEX Wallet puts you in full control — self-custody across ETH, BTC, SOL, TRX and BNB. No account, no middleman, no compromise.
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 →On-chain Web3 tokenisation, IP rights registration, and digital asset registration. We help creators and businesses anchor intellectual property on the blockchain.
Explore Web3 →A fully regulated crypto exchange — buy, sell, and swap digital assets with fiat on-ramps and ERC-20 token support. Operated by Quantum EX S.R.O under an active EU virtual asset services licence.
Launching Soon →From Web3 wallet infrastructure to on-chain IP rights and structured digital asset licensing — three pillars, one Web3 platform.
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.
On-chain DEX swaps inside the app, plus username-based transfers across all 5 chains. Full fee breakdown before every confirmation — no surprises.
Register intellectual property interests on-chain. Create immutable, timestamped provenance records for patents, designs, and creative works.
Custom smart contract development, on-chain integrations, and Web3 infrastructure builds. From token deployments to full dApp architecture — we build it.
All crypto services operated by Quantum EX S.R.O — EU registered with a licence to provide virtual asset services.
A fully licensed, regulated crypto exchange — spot trading, fiat on-ramps, and institutional-grade liquidity. Operated under VASP licence by Quantum EX S.R.O. Launching soon.
Explore our wallet app, Web3 and IP services, or speak to us about licensing and consultancy. Everything you need to operate in the digital asset space.