Braintree is a great payment layer. Referral SaaSquatch's Braintree integration uses Braintree's API and Braintree's Custom Fields to automatically track subscriptions and give discounts.
Extends Braintree with SaaSquatch referral code system
Provide recurring discounts on your customers' invoices
Detect cancelled subscriptions to automatically update referral rewards
Uses a native integration built by SaaSquatch directly on Braintree's API