Carl Handy

This is a Payments.GY Payment Gateway for WooCommerce.
Payments.GY allows you to securely sell your products online by registering your website as a third party application on the payments.gy platform. 
Users must have a verified payments.gy account to process payments.
The integration is seemless with no need for complicated API keys.

Payments.GY

An extension of the payment platform designed and developed by IntellectStorm Inc.

olivecart

WP-OliveCart4 is a free e-commerce plugin made in Japan. 
With WP-OliveCart4, you can easily to e-commerce shop on WordPress.
WP-OliveCart4はWordPressにショッピングカート機能を追加する日本語対応、日本製プラグインです。 
今あるサイトをシンプル＆簡単にショッピングサイトに。

Payments.GY vs WP-OliveCart