On Soundcharts, when you subscribe autonomously on the dashboard, the only payment method is the credit card.
If you wish to change credit card details after your purchase, please follow these steps:
Click on your name (bottom left corner)
Click on your team name
Go to the Plan & billing tab
Click on Manage billing & subscription
Click on Payment Methods
If you need further assistance, please contact us at help@soundcharts.com or via the chatbot in-app.