Chargebee provides a seamless Self-service subscription management portal, for your customers. Using this portal your customers can add, edit, pause, cancel subscriptions, download previous invoices, manage payment methods and their shipping/billing address.
Your self-serve portal depends on your checkout configuration. If you are using the Single page checkout, then you can use the Single page customer portal. In case you are using the In-app checkout, then the In app self serve portal will be applicable for your site.
To learn more, refer: