## Documentation Index Access the complete documentation index at: https://www.zoho.com/om/books/kb/llms.txt Use this file to discover all available documentation pages before proceeding. [Back](./) # How do I purchase the Zoho BillPay add-on? The Zoho BillPay add-on for Zoho Books lets businesses take better control over accounts payable. With features such as onboarding new vendors, managing vendor approvals, matching purchase orders with bills and reconciling bills, and handling batch payments, businesses can streamline their accounts payable processes and improve efficiency. **Prerequisite:** The Zoho BillPay add-on is only available in the paid plans of Zoho Books. To purchase the Zoho BillPay add-on: * Click **Settings** in the top right corner. * Click **Manage Subscriptions** under _Organisation_. You’ll be redirected to _Zoho Store_. * Click **Upgrade** next to your current plan. * Mark the checkbox next to _Billpay_ and click **Continue**. * Review the order and click **Confirm**. * In the _Billing Address & Payment Details_, verify your billing address. * If you want to make a one-time payment using a credit card or any other payment method, click _Non Recurring Payment_ and click **Proceed to Pay**. * If you want to make the payment using your Zoho Wallet, click _Zoho Balance Subscription_, enter the required amount in _Add Funds_, and click **Proceed**. * Complete the payment as per the method you selected. After successful payment, you’ll be redirected to your Zoho Books organisation. The Zoho BillPay add-on will be automatically enabled for your organisation. Read our help document on the [Zoho BillPay add-on](/books/help/billpay-addon) to learn more about its capabilities and the features it offers.