> For the complete documentation index, see [llms.txt](https://docs.churned.io/churned-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.churned.io/churned-docs/integrations/billing-and-commerce.md).

# Billing and commerce

Billing, subscription management and commerce platforms that deliver subscriptions, orders and payments

These integrations deliver the backbone of every Churned model: subscriptions with their start and end dates, orders, payments and their status. Failed and missed payments are among the strongest churn drivers, so keep these sources complete.