Apple Card Monthly Installments: Available on eligible products when selected at checkout; eligibility and installment terms vary by product. Payment Combinations: Apple allows certain combinations of Apple Gift Cards, Apple Account Balance, Apple Pay and one credit card. Multiple ordinary credit cards cannot simply be combined at will. Gift Cards: Up to 8 Apple Gift Cards can be used for eligible online purchases, subject to Apple's payment-combination rules. Payment Timing: Apple may place a preauthorization when an order is placed and charge the payment method as products ship. Orders shipping separately may produce separate charges.