To create a subscription using a Pay Now Button on your website, do the following:
Log in to your Payfast account.
Navigate to Settings > Generate “Pay Now” Buttons.
Under ‘Text on button’, select ‘Subscribe Now’ from the drop-down list .
Customize the button colour scheme, button size and button shape to your liking.
Under Button information, enter the item name / service and description.
Enter the Amount. This is the initial amount that will be charged immediately when the subscription is set up.
Optionally, enter the Return URL, Cancel URL and Notify URL if applicable.
Enter the Recurring Amount. This is the amount that will be charged on a recurring basis for the remaining cycles.
Specify the number of subscription cycles. This is how many payments you would like the subscription to run for. Click the infinite box if the subscription does not have a finite duration.
Select the Frequency of the subscription payments. The available options are monthly, quarterly, biannually and annually.
Click Generate Pay Now code.
Copy and embed the HTML code onto your website where you would like the button to be.