Integrate Payments

Add Credit Card Processing to Your Applications

Whether you are looking to add payments to a shopping cart, billing system or a new app, we have the tools you need to get started.

As part of our all-in-one business platform, Helcim Commerce includes a robust payment gateway API to authorize credit card payments in real time. Authorize new payments, void transactions and manage your batches all from one system.

Third Party Shopping Carts Infographic

Shopping Carts & Software

Using a third-party shopping cart or software and need payment integration?

Our merchant services are compatible with dozens of third-party software providers. Click on the link below to see a list of all compatible software.

Helcim API

Developer API

The Helcim Commerce Developer API lets you easily integrate credit card processing directly into your website, shopping cart, billing system, desktop application or mobile app. Transaction information is securely transmitted over HTTPS POST and responses are returned via XML.

Infographic about how Helcim JS works


Looking to add payments to your website without the increased scope of security and PCI Compliance? Helcim.js is a developer tool that gives you the best of both worlds. Customers stay on your website and you have full control over the experience, but card numbers never touch your webserver.