Learn about QuickBooks PayPal Integration:- PayPal is a popular payment gateway application with millions of users worldwide who use it almost every day. It is the most convenient way to send or receive money from clients, customers, merchants, and family members across the country and even around the world. However, PayPal is critical for merchants who operate businesses or businesses in other countries. The free Sync with PayPal app imports your PayPal sales transactions, fees, taxes, and discounts into QuickBooks.