Qoin® by Quantum

Next-Gen Virtual Terminal

Qoin® is the next-generation payment gateway that makes doing business easier and more efficient.

Quantum ePay - Qoin Gateway Payment Processing and Invoicing

“No hidden fees, and saved us hundreds per month.”

Quantum Means Service

Business Do-ers Choose Quantum

Because we’re human, we care, and we make it easy.

Google Top Rated

"I'd be shocked if you found a better business solutions provider."

Qoin® Features

The payment gateway you deserve.

Easy, automated, next-generation functionality.

Quantum ePay - Female Corporate Executive

Built for scalability

Accept payments everywhere, and easily connect technologies to facilitate intra-platform payments.

Automated first-day and last-day monthly billing.

Quantum ePay - Young Female Entrepreneur

Capture more revenue

Automatically capture maximum revenue on every transaction for every customer.

No manual data entry needed. Ever.

Quantum ePay - Qoin Gateway Payment Invoicing

Easy, modern invoicing

Next-generation invoicing that makes billing easier and more efficient.

Setup in minutes.

Top Rated

Trusted & loved by thousands of businesses like yours.

Grow your business with America’s #1-rated payment processing partner. Quantum ePay™ is trusted by thousands of startups, multi-location, eCommerce, SaaS & enterprise brands in all 50 states.

No obligation. No risk.

Get Started

No obligation. No risk.

Wireless POS & Qoin® virtual terminal included.
30 days free processing.

Qoin® Uses

Omnichannel perfection.

Accept payments, increase revenue, and enhance customer experience.

SaaS Platforms

Advanced recurring billing, cross-tokenized customer vault, and seamless API integration.

Open API

Virtual Terminal

Customer Portal



Seamless integration with your current website or get a premium ecommerce site with Quantum Digital.




Quantum Digital

Many more


Create and send digital invoices via email or SMS, and let your customers pay by card or ACH bank transfer.

Virtual Terminal

Customer Portal


Checkout Links

Phone & Mail Payments

Easily accept payments via mail or over the phone with flexible keyed-in card acceptance tools.

Virtual Terminal

Customer Portal

"Quantum is by far the easiest to work with and has the lowest rates."

Dr. Janelle Comfort
OC Dental Studio

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