A High Scale Digital Asset Exchange

Support multiple digital currencies (eg. Bitcoin, Ethereum, All ERC20 tokens, Litecoin, Dogecoin etc.).

Easy customization of payment processing for both fiat and digital currencies.

SMS and Google Two-Factor authenticaton. KYC Verification.

Built-in high performance matching-engine. Usability and scalibility. Websocket API and high frequency trading support.

A Wallet for Everyday

BTC, ETH, QPY and 50+ other cryptocurrencies in wallet available as an Android, iOS and Web app.

Simple and Easy Checkout Experience.

Smooth and Quick Integration.

Low Processing Fee.

Next Gen Blockchain Payment Gateway

Customers submit their orders to a supported online store.

Store verifies their order and gets a response from the private blockchain payment gateway system it it’s a go or it’s a no.

After the sophisticated payment processor evaluates everything it will send the confirmation to the Exchange (QuantaEx).

The merchant will get paid in the real time value on that given day and time.


Our project is based on an existing cryptocurrency exchange.

Powerful admin dashboard and management tools.

Highly configurable and extendable.

Industry standard security out of box.

High scalability, interoperability, adaptability, sustainability, privacy as well as instantaneous transactions are features that separate QuantaEx predecessors.


QPay is developing a global crypto exchange platform for the world.


Quash Payment Gateway Process
Get Started in Minutes

Accept cryptocurrency payments in minutes on your website, online store, blog or wherever. Create free merchant account with just an email and password. No setup fees or upfront costs, no annoying and time-consuming verification process.

Using our click-to-pay and scan-to-pay payment system, customers experience fast and easy shopping from any device. Our responsive checkout page perfectly fits to any screen from desktops to smartphones and supports all major languages to accommodate global customers.

Start accepting cryptocurrencies instantly with easy to use payment buttons, embeddable forms, checkout pages, email invoicing and an API for custom integrations. Keep your transactions safe and secure over SSL secured endpoints, no matter which payment method is used.

Low Processing Fee

Credit cards and Paypal take up to 3% in fees on every transaction. Accept payments with us for a fair 0.9% processing charge.

We offer a checkout solution designed to accommodate not only Bitcoin, but other cryptocurrencies like Litecoin, Zcash, Dash etc.

Automatic exchange of received cryptocurrency payments into USD or EUR and smooth withdrawals to your bank account.

Exchange Feature

Traders can trade using limit order, market order, stop-loss, take-profit, and settle position functions over a variety of crypto exchanges. All exchange accounts of users are managed from a unified interface. It also offers push notifications about price events without relying on mobile data .

The API keys are kept on the crypto exchange in encrypted form or in possession of the users. This means that Tab Trader does not have access to any user’s funds.

Tab Trader is available on Google Play, Apple App Store and Windows app soon..





Download the whitepaper and learn about QPay

Whitepaper v1 (2019)



Download the exchange applications.

QuantaEx Android App Download
Exchange Android App
QuantaEx iSO App Download
Exchange iOS App


Download the wallet applications.

Q-Wallet Android App Download
Q-Wallet Android App
Q-Wallet iOS App Download
Q-Wallet iOS App


With help from our team

Tanvir Rahaman
Tanvir Rahaman
CEO & Co-Founder

9+ Years in Blockchain Ecosystem, Developer, Entrepreneur and Investor, Cyber Security Professional.

Yeasin Hassan
Yeasin Hassan
COO & Head of Finance

Finance Expert and Investor, Blockchain Enthusiast, Web Developer.

Matthew Ian Haydon
Matthew Ian Haydon
CTO & Business Development Manager

Web Developer, SQL Database Expert, Network Security Expert.

Supal Kamani
Supal Kamani
Head of Marketing

4+ Years Experience in Crypto and Crypto Community Management.

Songgen Piao
Songgen Piao
Lead Web, Android & iOS Developer

Node.js, React, Angular 4+, Vue.js Expert, 8 Years of Experience in Senior Web Development.

Wang Yu
Wang Yu
Senior Web & Mobile Apps Developer

React/Redux UI Development, Angular JS/Vue JS Experience, Built Social Website using React/Redux/Mongodb.

UI/UX & Graphics Designer

Professional Graphics Designer, 3+ Years Website Running and Maintenance, HTML Coder.

Contact Us

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