Payment Gateway Service

Merchant One icon gateway services

We understand what it takes for merchants to be successful online. The Merchant One payment gateway offers data security, fraud detection, and lots of options for ease of use and, ultimately, your success.

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Payment Gateway

Basic Key-In (Card Not Present) Features:

E-Commerce Features:

Advanced Gateway Features

We provide multiple APIs and SDKs for in-store, mobile, online or self-service payments. Our SDKs and drivers for pre-certified payment devices from major manufacturers will simplify your work and allow you to deploy full card payment on your terminals in the shortest time.


If you prefer to do your own EMV Level 3 processor certification, you can interface directly with our unified payment enablement platform using our API. We’ll provide you with integration examples for your own applications as well as our integration guide and API documentation. Unlike with our SDKs, any development using our APIs will require additional processor certifications for your chosen payment device.

SDK/Mobile SDK

Ideal if you are integrating payments into your software and need to speed up your time to market by avoiding complex and lengthy processor certifications. SDKs give you access to a list of payment devices pre-certified with our SDK, connected to the most popular acquiring processors.