Documentation / WooCommerce Marketplace / SaaS Product Guidelines SaaS Product Guidelines Docs Billing API for SaaS products Introduction The Billing API enables SaaS service providers to sell subscriptions for their software service to WooCommerce Marketplace customers via our in-house billing and subscription system. WooCommerce.com powers the billing relationships between the SaaS provider and the customers using a full-featured subscription and recurring payments solution with support for free trials, upgrades, downgrades, and one-time […]