It is a plugin that synchronizes products inventory between two or more woocommerce sites. Plugin needs to be installed on all sites. You need to set up once and rest is fully automatic.
Synchronizes Woocommerce product inventory between 2 or more sites
As a product is sold on any of the sites, inventory levels are automatically updated (reduced) on all other sites.
If inventory is added to any site, it will update (show increased) inventory on all sites
Operation of this plugin is fully automatic and does not requires any human intervention or cron support.
All the changes in inventory are recorded in a log on all sites. This can be viewed from admin interface of WordPress
Minimum System Requirements
Plugin needs WordPress running Woocommerce plugin version 2.2 or higher
PHP version 5.3 or higher