Integrate WooCommerce and Usaepay

Trexle connects WooCommerce to Usaepay and 100+ other payment gateways using a single plugin for one time annual fee

Usaepay and WooCommerce Integration Guide

To integrate USAePay, you will need the following credentials: API key and PIN.

To obtain these credentials, log to your USAePay Merchant portal.

From your home page, click on “Settings” in the menu. In the sub menu, press “API Keys

Press the “Add API key” button

On the API Keys Editor page:

Add a Name for your website

A PIN is required for integration, even though USAePay’s interface states it’s optional.

Add your store’s email to the “Email Merchant Receipt To” textarea

Press “Apply” to save the settings and stay on the editor page. Your key will be displayed.

Take the credentials you just obtained from Usaepay and navigate to Trexle dashboard, click Payments Gateways and select Usaepay from the drop down menu as shown below.

Fill into your Usaepay credential and click Add Gateway. Click the Activate button next to Usaepay, and it will give you a success message and the button will turn into green. You should see something like below.

To integrate Usaepay and WooCommerce you need Trexle API keys

Install WooTrexle WordPress plugin by navigating in your dashboard to Plugins/Add new, search for Trexle, install and activate. You can also download WooTrexle from WordPress or from Trexle Github Repository, unzip the plugin into your WordPress plugins directory and activate it.

In WooCommerce/Settings/Checkout, click on “Trexle” and configure the plugin and fill in your Trexle API keys. Click “Save”.

Create a test product, and test the normal customer checkout.


  • Exp/date – any future date
    CVV code – any

Usaepay Supported Countries

Usaepay Supported Payment Processing Actions

✔ Purchase
✔ Authorize
✔ Capture
✔ Void
✔ Credit
✔ Recurring
✔ Card Store

Key Features

Credit Card Vault: securely store your customers sensitive credit card data using tokens.
Instant PCI-DSS Compliance: your customers credit card data never touches your site or server.
Multiple Gateway Support: Connect your WooCommerce site to 100+ payment gateway

About Trexle

Trexle is a powerful online recurring subscription billing platform that integrate Usaepay and other +100 payment gateways with WooCommerce and other dozen of e-commerce platforms.

About Usaepay

USAePay is a payment gateway that provides U.S. merchants the ability to accept credit cards easily, safely and securely online. By connecting their shop to USAePay gateway, processing system, online merchants ensure seamless onsite checkout experience for their customers.

About WooCommerce

WooCommerce is an open source e-commerce plugin for WordPress. It is designed for small to large-sized online merchants using WordPress. Launched on September 27, 2011, the plugin quickly became popular for its simplicity to install and customize and free base product.