Fintech Integration Marketplace

Access the whole Fintech integrations ecosystem in one place. Grow your business through partnerships.


Fattmerchant is an integrated payment technology provider that revolutionizes the payment processing experience for business owners through real-time data analytics, transparent subscription pricing, and award-winning customer service. Instead of percentage markups and hidden fees, Fattmerchant offers business owners the lowest cost of interchange for a flat, monthly subscription saving members thousands of dollars each month. In addition to these savings, members also benefit from real-time insights and analytics to drive their businesses.


Card Present Payments
Swipe, dip, and tap credit cards and accept contactless mobile payments.
Online Invoicing
Take payments online or over-the-phone with the virtual terminal.
Business Analytics
Access business insights and actionable data for your business.
Mobile Payments
Accept payments anytime, anywhere with your Apple or Android device.
Connect our payment processing to your shopping cart and checkout page.
Developer API
Seamlessly integrate your product or app with our powerful payment processing.


Companies that integrate with the Fattmerchant

Each integration enriches the platform with data or features that provide comprehensive service and enhance the customer experience.

No partnership categories yet.

Open to forming a new partnership? Contact and we’ll help you facilitate integrations that will grow your business.


Get instant integration assistance

It usually takes several months to define goals and create a step-by-step integration plan. Enter your details and book a meeting with an integration expert who can help you clarify the next steps of the integration and streamline the process.