> For the complete documentation index, see [llms.txt](https://help.rephonic.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.rephonic.com/billing.md).

# Billing

- [How to upgrade, downgrade or cancel your subscription](https://help.rephonic.com/billing/how-to-upgrade-downgrade-or-cancel-your-subscription.md)
- [How to change your billing settings](https://help.rephonic.com/billing/how-to-change-your-billing-settings.md)
- [Refund policy](https://help.rephonic.com/billing/refund-policy.md)
- [How to assign a billing manager](https://help.rephonic.com/billing/how-to-assign-a-billing-manager.md)