Paypal is a payment gateway, and there are no requirements that you must setup a Paypal account to use Paypal to make payments.
If you would like to pay with Paypal using your credit card, simply choose Paypal as your payment at checkout, select “I don’t have a Paypal account” and follow their instructions, and Paypal will handle the billing on their end.
Paypal is a great way to keep track of your payments and protect your credit card information. It’s fast, secure and the most used method people use to pay online.