Get the most out of your online store with Network Merchant’s (NMI) e-commerce payment gateway. Built to integrate with WooCommerce this powerful plugin changes the way you process online transactions globally.

Why NMI Payment Gateway?

Global: Process transactions in real-time anywhere in the world.
Secure: Keep customer credit card info safe with enterprise level encryption.
Simple: Integrate into your WooCommerce checkout page.
User Friendly: Keep customers on your site throughout the purchase.

Key Features

Customizable Gateway: Change the gateway title and description to match your brand.
Flexible Transaction Options: Authorize Only or Sale Transactions.
Comprehensive Payment Support:
- Process credit card payments
- Enable Google Pay and Apple Pay
- Support for WooCommerce Subscriptions
- Supports WooCommerce Block Checkout
- Supports CheckoutWC from Kestrel
Refund Management: Refund from Edit Order page.
Card Type: Choose which card types to accept.
Testing: Switch between Sandbox and Live modes.
Security Features:
- Mandatory CVV code
- Customizable 3DS Challenge window (inline or popup)
Checkout Experience: Inline or popup credit card fields.

Expertise

NMI has been in the e-commerce payment space for years. We know security, innovation and user experience. Choose NMI Payment Gateway – where secure, simple and global meets technology.

Important Notes: If you use this plugin in the US and are stuck on the checkout page. Please leave the Public Checkout Key field blank, as this is required only for merchants in the United Kingdom.

We have noticed that the majority of people don’t renew their support. Please note if your question is related to plugin support and your support is expired. We will not respond to the issues. It might sound harsh, but that support fee motivates us to give timely responses and keep plugins updated.

Send us your ideas and feedback here: https://www.patsatech.com/

We also do custom payment gateway integrations.

Check out our Plugins below.

Easy Digital Downloads Plugins

Gravity Forms Plugins

WooCommerce Plugins

Also, you can contact us for Plugin Customization, New Gateway Integrations, and WordPress/Site related Support and Services.

Updates

06.08.25 - Ver. 1.8.0.30

- Updated plugin to support Block Checkout.
- Moved Apple Pay and Google Pay to the Cart and Checkout Page.

13.02.25 - Ver. 1.8.0.26

- Updated plugin to support subscription renewal date synchronization.

29.07.24 - Ver. 1.8.0.25

- Updated plugin to support High-Performance Order Storage (HPOS).

31.05.24 - Ver. 1.8.0.20

- Updated to resolve a issue on checkout page. Where credit cards fields were greyed out.

15.11.23 - Ver. 1.8.0.19

- Updated to remove unused code from plugin.

12.08.23 - Ver. 1.8.0.16

- Updated to resolve a issue on add payment method page preventing saving of cards.

31.07.23 - Ver. 1.8.0.15

- Updated to enable webhooks for recurring payments.

28.06.23 - Ver. 1.8.0.14

- Updated to enable logging of errors and 3D Secure auth failed events for tracking.

22.05.23 - Ver. 1.8.0.13

- Updated to resolve PHP warning related to Wallets.

22.03.23 - Ver. 1.8.0.12

- Updated to add support for Apple Pay and Google Pay.

24.10.22 - Ver. 1.8.0.11

- Updated to resolve a issues which was resulting in "Invalid or missing payment token fields." error. When pervious token is selected and Save to account is checked.

01.10.22 - Ver. 1.8.0.10

- Updated to add support for custom order numbers plugins.

29.08.22 - Ver. 1.8.0.9

- Updated to resolve a error resulting in failure in 3DS due to state field.

02.08.22 - Ver. 1.8.0.8

- Updated to add an option in settings to be able to switch Credit Card Fields inline or as popup.

29.07.22 - Ver. 1.8.0.7

- Updated to add an option in settings to be able to switch 3DS Challenge window inline or as popup.

10.06.22 - Ver. 1.8.0.6

- Updated to resolve the issue where the CVV field was optional. Now it is required for payment.

22.03.22 - Ver. 1.8.0.5

- Updated to resolve the "Payment Token not received." issue.

21.03.22 - Ver. 1.8.0.4

- Have added support for Collect.js Integration required to add support 3DS support. Also, this will break your NMI Settings So please make sure to check your NMI Settings in WooCommerce as there are new settings added to the page.

17.08.21 - Ver. 1.8.0.2

- Have disabled auto-updates until the slowdown bug is resolved.

22.03.21 - Ver. 1.8.0.1

- Updated the plugin to work with WooCommerce 5+

21.03.20 - Ver. 1.8.0.0

- Updated the plugin to work with WooCommerce 4.0.x and resolve a bug that was slowing the admin panel.

23.08.19 - Ver. 1.7.9.9

- Updated the plugin to resolve a bug that was slowing the backend.

12.06.19 - Ver. 1.7.9.8

- Updated the plugin to resolve a bug that was preventing the saving of credit cards and echeck accounts.

06.06.19 - Ver. 1.7.9.7

- Updated the plugin to resolve update script running on every page and add the support to disable the sending of Cart Details to NMI.

13.05.19 - Ver. 1.7.9.6

- Updated the plugin to add support for updates via WordPress Admin Panel.

07.05.19 - Ver. 1.7.9.5

- Updated the plugin to add support for passing extra merchant fields. You can use any Custom Checkout field Editor plugin to pass the extra fields max(20). The fields should be named "merchant_defined_field_x" where x is a number between 1 and 20.

05.04.19 - Ver. 1.7.9

- Updated the plugin to add details of AVS and CVV response to the order details page.

21.03.19 - Ver. 1.7.8

- Updated the plugin to resolve the Chrome Expiry Date issue. So now The plugin should work whether customers enter the card expiry as 12/30 or 12/2030. And edited password field to stop displaying the password in plain text.

16.02.19 - Ver. 1.7.7

- Updated the plugin to resolve the subscription not working with guest checkout and other minor issues.

21.11.18 - Ver. 1.7.6

- Updated the plugin to support WooCommerce 3.5.1

13.08.18 - Ver. 1.7.5

- Updated the plugin to resolve Internal Server Error when used with WooCommerce Product Addon plugin.

03.05.18 - Ver. 1.7.4

- Updated the plugin to add eCheck support and Tokenization.

23.10.17 - Ver. 1.7.3

- Updated the plugin to support the latest version of WooCommerce 3.0+

08.09.17 - Ver. 1.7.2

- Updated the plugin to resolve expiry date issue when WooCommerce js error is present.

30.08.17 - Ver. 1.7.1

- Updated the plugin to resolve bug preventing it from using without WooCommerce Subscription plugin.

14.04.17 - Ver. 1.7.0

- Updated the plugin to support the latest version of WooCommerce and Wordpress.

15.09.16 - Ver. 1.6.9

- Updated the plugin to resolve the error when subscription plugin was not installed.

05.09.16 - Ver. 1.6.8

- Added Support for Recurring/Subscription Payments and Customer Vault`.
- Removed the unwanted code.

16.07.16 - Ver. 1.6.7

- Added Support for WooCommerce default Credit Card Form
- Removed the custom form code.

14.01.15- Ver. 1.6.6

- Added Support for more NMI Affiliates/Partners and refund transactions.

14.01.14 - Ver. 1.6.5

- Some Minor Fixes to the Code

Network Merchants Inc Gateway for WooCommerce WordPress Plugin