Subscription Billing Overview Subscription billing lets customers pay automatically on a recurring schedule — weekly, monthly, or annually. Shopify, WooCommerce, and BigCommerce each have dedicated subscription apps and plugins that handle the full lifecycle: initial checkout, recurring billing, failed payment recovery (dunning), plan changes, pausing, and cancellation. For headless storefronts, Stripe Subscriptions provides the same functionality via API with no need to build billing logic from scratch. When to Use This Skill - When building a subscription box, membership, or "Subscribe & Sa…