Where you manage and update the billing information for your Existence subscription depends on which service you used to setup and pay for your subscription. Here's how to find the right place.
Settings → Account → Subscriptions
From there, you'll see your active subscription and then an option to Manage Subscription, noting which platform you used for a Subscription. Click through the link and it'll take you to the correct system.
Subscribed via Stripe The link will open your Stripe billing portal, where you can update your card, change your payment method, or view past invoices.
Subscribed via Apple Billing is managed entirely through your Apple account. The link will take you to your Apple subscription settings, where you can update the payment method you have on file for Existence and your other subscriptions.
Still need help? Have an issue accessing your Stripe account? Reach out to us at [email protected] and we'll sort it out.