All in-game purchases made in June's Journey are handled by iTunes. If you experience an issue, such as a declined payment or invalid account, please contact iTunes Support directly. You can reach them here.
Available payment methods may vary by country. Listed below are the best available methods:
Available payment methods may vary by country. Listed below are the best available methods:
- Credit card
 - Debit card
 - Content code
 - Store credit, including iTunes or Apple Music gift cards
 - PayPal (requires a credit card as a linked method of payment)
 - Mobile phone billing (through supported carriers)
 
For more information on available payment methods, visit Apple’s Support Page.