Go Direct
Eliminate the middleman and associated expense by processing transactions directly with an Internet payment processor.
Cross Platform
Our payment processing components provide native editions targeting all major platforms & IDE’s including: .NET, Java, ActiveX, ASP, Delphi, C++, etc.
Built for Developers
REST/JSON interface and self-documenting APIs make coding to our payment gateway quick and easy.
Gateway in a box – integrate with ease
Whether you are building a POS solution, a payment processing gateway server, or doing a custom payment integration, the 4D Payments Gateway is the right tool for you. Built on top of a robust library that has processed tens of billions in credit card payments the Gateway is fast, secure and very easy to use.

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30 day fully functional
free trial.Get started today with the 4D Payments Gateway and see for yourself how easy it is.
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What Clients Say
I discovered your components after spending a week with First Data specs, what a relief! In two days I had my prototype ready for management review.
George S
Our team was so relieved when we found your components. Within a few minutes, following the excellent documentation, we were processing credit cards. Thanks for a quality and value-for-money product.
Jeff Gayheart Your payment processing library is definitely worth it, it has saved us literally hundreds of development hours. And your support has been outstanding, patiently “holding our hand” as we integrated CC payment processing into our POS.
Albert G
Do you wish to process transactions faster?
Support for TSYS Interleaved transactions is included.
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