Description
Paddle Checkout for WHMCS
Paddle Integration for WHMCS
Paddle Integration for WHMCS connects your WHMCS billing system with Paddle’s payment and subscription platform, giving your customers a convenient way to pay for digital products, software, and subscription services.
The module matches WHMCS products and billing cycles to Paddle products and prices, sends customers to a Paddle checkout flow, and updates WHMCS invoices when payment is completed.
Sell Through Paddle Without Leaving WHMCS Behind
Use Paddle as your payment platform while continuing to manage customers, services, invoices, and product billing from WHMCS. This makes it easier to offer Paddle checkout without rebuilding your billing operations.
Core Features
- Paddle API Integration: Connect WHMCS using your Paddle API token and client-side token.
- Product Mapping: Map WHMCS products to Paddle product IDs for checkout matching.
- Automatic Price Lookup: Retrieves Paddle prices and selects the correct price for the WHMCS billing cycle.
- One-Time Product Support: Supports non-recurring WHMCS products using Paddle one-time prices.
- Subscription Billing Support: Supports monthly, quarterly, semi-annual, annual, biennial, and triennial billing-cycle matching.
- Sandbox and Live Modes: Switch between Paddle sandbox and production API endpoints.
- Hosted Checkout Redirection: Sends customers to the Paddle checkout flow for payment completion.
- Automated Invoice Updates: Marks WHMCS invoices paid when the payment callback confirms the transaction.
Billing Cycle Support
The module checks the WHMCS service billing cycle and selects a Paddle price with the matching interval and frequency. This helps keep WHMCS product terms aligned with your Paddle catalog.
- One Time
- Monthly
- Quarterly
- Semi-Annually
- Annually
- Biennially
- Triennially
Customer Checkout Flow
- The customer opens an unpaid WHMCS invoice.
- The module identifies the WHMCS product and billing cycle.
- The matching Paddle product and price are selected.
- The customer continues to the Paddle checkout flow.
- After payment confirmation, WHMCS records the invoice payment.
Admin Configuration
- Enter your Paddle API token.
- Enter your Paddle client-side token.
- Map WHMCS products to Paddle product IDs.
- Configure matching Paddle prices for your product billing cycles.
- Enable test mode for sandbox testing before switching to production.
Why Choose This Module?
- Sell Digital Products: Connect WHMCS services with Paddle checkout for software, SaaS, and online products.
- Subscription Ready: Match WHMCS recurring billing cycles with Paddle recurring prices.
- Reduced Manual Matching: Automatically chooses the Paddle price that matches the invoice billing term.
- Sandbox Testing: Test checkout behavior using Paddle’s sandbox API.
- WHMCS Invoice Automation: Keep WHMCS invoices updated after successful payment events.
Ideal For
- Software companies
- SaaS businesses
- Digital product sellers
- Subscription service providers
- WHMCS businesses using Paddle as their payment platform
Requirements
A Paddle account, API token, client-side token, mapped Paddle product IDs, matching Paddle prices, and PHP cURL support are required. Paddle availability and supported payment methods depend on your Paddle account configuration.
Connect Paddle Payments with WHMCS
Paddle Integration for WHMCS helps you combine Paddle’s checkout and subscription platform with WHMCS billing, giving customers a smoother payment experience while keeping invoice records synchronized.




